Now, this is a DxD story that I did long ago. The main premise is the OC is a pureblood Devil who's engaged to Rias instead of Riser, and they meet at the beginning of the anime and so on from there. As for the meaning of the title, well that's because the OC, Damian Mammon who is not a Nephalem in this, has Mammon and Lucifer blood within him.

Let's just say his mother was of the Mammon clan, and his father was the son of the original Lucifer, making Damian the grandson of Lucifer. Why did I pick Lucifer as a second heritage? Because why the hell not?

And yeah, this is also a harem, which will be made of women from and not from DxD. The harem will be posted at the bottom.

Timeline wise, this begins the day Issei woke up and found Rias naked in his bed and he learned he was a Devil.

Disclaimer: I do not own High School DxD. I only own the OC Damian Mammon-Lucifer.

'So this is Kuoh Academy?' Came the thought of a recently turned 17-year old boy who stood at nearly six feet. He had short black hair with the sides of his head shaved, forming a mohawk out of the hair at the top of his head, tapering off into a point at the nape of his neck. He had hazel eyes, which he inherited from his father. And finally, he had pale, yet fair skin, For clothing, he was dressed in the Kuoh Academy boys uniform, which consisted of a black blazer with white accents over a white, long-sleeved, button-down shirt with vertical linings, a black ribbon on the collar, matching black pants, and brown dress shoes.

Damian was no human, he was a pureblood Devil of the Mammon Clan, a former Extra Demon clan that became part of the 72 Pillars due to his parents' actions in the civil war many years ago. However, he was not just a Devil of the Mammon House, he was also the grandson of the original Lucifer himself on his father's side. As for why Damian is here, at Kuoh Academy in Kuoh Japan, it' because his parents had sent him here to interact with his fiancée, Rias Gremory, seeing as the two haven't seen each other unless you count photos, but they haven't seen each other in person, so Damian's mother thought it would be a good idea for Damian to attend the same school and get to know her.

As Damian passed the school gates, he took a glance around to see the yard filled with students, boy and girls alike. From what he researched, Kuoh Academy had originally been an all-girls school but a while back it turned co-ed, so there was more girls here than there were boys. Most guys Damian's age would be over the moon to be surrounded by so many girls as attractive as the ones that Damian has seen so far, but most guys didn't attend one of if not the most prestigious school in the Underworld that was filled with various Succubi. Human women seemed kinda stale in comparison after a semester there, surrounded by lustful demons that could arouse or bring any man or woman to orgasm with dirty talk alone.

'Can't lie though, there are some very attractive girls here.' Damian thought as he glanced at some girls, his eyes looking them over, lingering on their legs which their short skirts barely did little to cover. Seriously, who ever made the girls uniform for this place must've been a pervert. Though their atties were nothing compared to what some female Devils and Succubi wore at the school he used to attend in the underworld, boy was he having sex with a girl every day in a empty closest to satisfy his own desires.

Adjusting the bag on his shoulder, Damian started walking, and that's when he began to hear whispers as the students here caught sight of him.

From the females:

"Oh... my... God."

"Who is that sexy hunk?"

"Wow... what a body he has!"

"I know, it's like Adonis made flesh."

"Mmm, mama I'd love to snuggle with that in bed."

And from the males...

"Goddamit, not another pretty boy!"

"And he's already stealing the chicks!"

"What is it this fucker has that we don't?"

"Pretty boys should die!"

"Get him out of here!"

Damian almost closed his eyes in irritation, shaking his head as he continued walking before stopping as two girls walked in front of him, causing him to stop and he gave them a once over. The first was a beautiful young woman with fair skin, salmon colored hair, reddish brown eyes, a slim figure with great legs, dressed in the Kuoh Academy girls uniform. The girl beside her was equally beautiful, with fair skin, chestnut brown hair done in two pigtails, amber eyes and a great figure.

"Yes?" Damian asked, raising an eyebrow.

"Hi." The salmon-colour haired girl blushed, nervously gripping the hem of her skirt. "Are... are you new here?"

"Yes." Damian said, still wondering what these girls wanted.

This time it was the other girl that spoke "Would you like a tour of the school? Me and Katase here can give you a look around."

Damian tilted his head. "Why?"

"It's a big school." The one called Katase said, still blushing as she not-so-subtly took glances at Damian's body. "And you may get lost. Murayama and I did on our first day here."

"Very well. I do need to get my schedule and I don't exactly know where the office is, so..." Damian gave them to gesture to lead on and they grinned widely before walking on either side of him. Damian couldn't help but shake his head in amusement, he wouldn't be surprised if the three of them have a threesome around the back of the school at some point today.

As they walked, they heard several gasps from the boys and girls around them. Katase and Murayama soon gasped in shock as well.

"No way... it's not possible." Murayama said with disbelief and shock, as if hoping she wasn't seeing what she's seeing.

"He... he had to have done her homework." Katase nodded.

Frowning, Damian looked over to see two people passing the school gates, a boy and a girl. The boy was maybe the same age as Damian with short spiky brown hair, with two short locks of hair behind his head, and light brown eyes. He wore the boys uniform. However, Damian was interested in the boy, it was the girl walking next to him that had Damian's full interest.

Rias Gremory.

'Huh... she looks way prettier in person than in the photos I've seen.' Damian thought as he looked her over. She was a beautiful young woman with white skin, blue eyes and had a rather… buxom figure. The most distinctive feature about her aside from her gifted chest was her long crimson hair that reached down to her thighs with a single strand sticking out at the top. She was clad in the same uniform that all girls at the Academy wore with the only addition to the outfit being a shoulder cape she had on.

Rias seemed to feel or sense Damian's eyes on her cause she looked in his direction and her blue eyes locked with Damian's hazel ones. Her eyes narrowed slightly in confusion before they widened ever so slightly as a look of recognition rushed through them. They had only seen enough photos of each other to know what the other looks like. It also helped that Rias could sense the powerful Demonic energy and magical power emanating off of Damian, which is understandable considering he had the blood of Mammon and Lucifer flowing through his veins.

Damian and Rias held each other's gaze before it was broken when Rias and her follower entered the school. Damian blinked before he walked on, Katase and Murayama following while still complaining about the boy that was walking beside Rias.

In the school, after leaving her new Pawn, Rias made her way up to the second level of the school before she heard someone's amused voice.

"You seem very certain about him." said a young bespectacled woman with a slim figure, black hair styled in a short bob cut and violet eyes. She gave Rias a small smile as the red head glanced at her in slight surprise. "Hello again, Rias. Good to see you."

Rias gave her a smile and a nod as she approached the young beauty "It's good to see you too, Sona."

Sona Sitri, heiress of the Sitri family, was Rias' childhood friend and rival. She was the third most popular girl at the academy, behind Rias herself and her Queen, Akeno. She was also the current president of the Student Council, which happened to be made up of her Peerage and happened to be one of if not the smartest student at Kuoh Academy. She was also the little sister of Serafall Leviathan.

Rias walked over to stand next to Sona, the two Devil heiresses looking down at the floor below to watch Issei Hyoudou with his other two friend of the Perverted Trio. "Never seen you take on anyone so impulsively. What's so special about this one?"

Rias rested her arms on the railing, a thoughtful expression on her face. "I don't know exactly." She then gave a small giggle. "But... I will say it's as though I've adopted a little brother."

"I see..." Sona said before her attention shifted to another boy who entered the school, leaving Katase and Murayama. Normally Sona would pass it off had she not known who that boy was and sensed the demonic power coming from him. "So that's him. The one you're engaged to. Damian, was it?"

Rias followed her childhood friend and rival's gaze and nodded as she watched Damian walk down a hall. "That's him. The son of Sarlith Mammon and Revan Lucifer, as well as the grandson of the original Lucifer himself."

"Hmm..." Sona pushed herself off the column to lean on the bannister next to Rias, both watching Damian until he went out of their sight after turning a corridor. "From what I sense, he's living up to his family's reputation of raw power. Considering he has Mammon and Lucifer blood within him, I guarantee he'd be just as strong, if not stronger, than even your brother by the time we graduate."

Rias giggled. "Well, Lucifer was the first Devil, so of course Damian has potential like the rest of the Lucifer clan. And the Mammons are not one to underestimate or brush off. It's thanks to Damian's parents that they have become part of the 72 Pillars instead of remaining as an Extra Demon clan." The bell soon rang, and Rias nodded at Sona as she turned to leave. "Goodbye, Sona."

"Goodbye Rias." The two Devils walked away from another to go to their own classes.

'I swear, human school goes slower than the schools in the Underworld do.' Damian thought with annoyance as the last class finally came to an end and everyone started to gather their bags. To be fair, it wasn't a bad first day, Damian's just used to the school he was at in the Underworld, so a human one was a change in that regard.

Now that school was over, Damian debated whether to head to his residence in the city or go and see Rias. However, his debate came to an end when he saw Rias herself at the doorway to the classroom.

"Damian Mammon?" She asked as she looked at him.

"Yeah?" He said with a quirked brow.

"Can we talk?" She asked as she leaned against the doorway.

Damian nodded as he picked up his bag before seeing several guys from his class glaring at him in both envy and jealousy while a few girls were either staring at Rias in awe or him in a manner that several guys were looking at Rias.

He shook his head and followed Rias out the classroom and they both began walking down the hallway.

"Have a nice first day?" Rias asked, glancing at him.

Damian gave a small shrug. "It wasn't that bad. The humans here seem to be so... primitive. Any new guy shows up, the boys go into some Alpha male caveman mode and the girls start creaming their underwear. Hell, two girls wanted me to have sex with them but I politely declined."

"That's a normal thing to be honest, don't look too much into it and it'd make your time here much more easier. Just give a polite nod of the head and occasional greeting, it's how I get by." Rias said with a smile.

Damian snorted. "We shall see."

The two exited the school and were slowly making their way towards a three-story building with the top floor being made up of the clocktower. The building itself was white and it had a wide variety of vines crawling up it's sides.

"What's this place?" Damian asked curiously.

"It's the old school building." Rias explained. "It was still in use when the school turned co-ed, but then it was left alone and I had it be my main base of operations. Where my peerage and I meet and go from there to our contracts. Nobody ever really comes, so we're not bothered by the student body."

"Hmm, seems useful." Damian said as the door to the building opened by itself, allowing Rias and Damian to walk right on in. After walking up some stairs and coming upon a set of doors, Damian glancing down the hall to see a restricted section that had tape on the door, Rias then pushed the doors opened and faced Damian while walking backwards.

"Welcome to the Occult Research Clubroom."

Damian followed Rias in, giving the room a look over. It is a wood-paneled room with Victorian-style couches and chairs along the walls, as well as several lit candles. One side is set up to be able to be used as a bath, and a large Gremory Family magic circle on the floor, most likely the means of teleportation to and from clients.

"So, this is where you and your servants do your stuff... quaint." Damian commented.

"My peerage, actually." Rias corrected gently. "But yes."

Damian then faced Rias. "So, how's this going to work between us? I mean, we've just met and all."

"I haven't actually decided yet." Rias said, crossing her arms underneath her breasts. "I thought I wouldn't meet you until either after I was done with school and off to college, or even met you at one of the Underworld's events for Devils."

"I thought the same, but my mother figured it was best we meet now and try to know one another before marrying." Damian said as he looked around the room again, walking around and casually picking things up to look over before putting them back down. "My father agreed, saying it would be useless to go into a loveless marriage."

"True." Rias nodded. "And it sounds better than what i would've gotten had I been engaged to the heir of the Phenex clan."

Damian snorted. "Bet they were miffed when your father declined their marriage arrangement. So, when do we have the wedding?"

Rias was silent for several seconds, thinking it over. "Do you want to wait until after we're done with school? Granted it'll be a few years, but for people like us, time passes like the blink of an eye."

"That would be best." Damian nodded. "And it would give us time to know each other."

The sound of the door opening caused the two Devils to look as another person entered the room, the person blushing and chuckling sheepishly when she saw them.

"Sorry, did I interrupt anything?" She asked.

Her name was Akeno Himejima and like Rias she had a voluptuous figure but where's Rias' hair was scarlet in color, Akeno's was even longer, reaching down to her legs even in a long pony tail with two strands sticking out from the top and sloping backward and an orange ribbon keeping it in place. She was clad in the Academy uniform for girls, like Rias along with a pair of black calf length socks.

"No, Akeno, you didn't." Rias said before gesturing to Damian. "This is Damian Mammon, he's the one I told you about in regards to that marriage arrangement made by my family and his."

Akeno's eyes widened at this. "Oh..." She looked at Damian and bowed. "It's an honour to meet you, Lord Mammon. Welcome to the human world, I hope it's too your liking."

"It'll do for now." Damian said. "And just call me Damian. Lord Mammon's my father, and he's also lord of the Lucifer clan, well what's left of it really." He walked over to the couch and sat down. "So what do you guys do here? Aside from go to clients and such?"

"Nothing much." Rias said. "We study the Occult, for appearances sake, but we also take care of any stray Devils that wander into town and start causing trouble. I'll explain more when the rest of my peerage and my new Pawn arrives."

Damian nodded and leaned back while Akeno came to sit next to him and crossed her legs as she took in his appearance. She liked what she saw and sensed.

"So, Damian, do you have your own Peerage?" She asked.

"I do. Five members in fact, but they're down in the Underworld just now." Damian said. "Other than them, no."

"Well, I'm sure you'll find potential members here." Rias said as she began to undress while she made her way to the shower.

"I'm sure." Damian said as he watched Rias strip.

Akeno giggled as she leaned on him to whisper in his ear. "Enjoying the show? You wanna join her in the shower, don't you? Get to know the body that will be curling up beside you in bed in the future, know where your hands, tongue and other parts of you will be going."

"Akenom leave him alone." Rias chuckled as she removed her underwear and faced them, hands on her hips, not caring that she was flashing Damian her breasts and pussy before him. "If he wants to join me... he's more than welcome."

Damian blinked and looked at her. "Really?" He asked in surprise. He thought she'd want to wait before they start thinking about sex, which is a ironic thing for Devils since they are creatures of sin like lust and don't really hold back with sexual desire.

Rias smiled as she entered the shower, holding the curtain but not closing it yet as she looked back at her fiancé. "Damian, we're going to be married in the future, and I'm certain your family and mine want a child born from this union. We might as well get used to having sex with each other."

"...I'll take you out to dinner first. A Devil I may be, I'd rather do this the right away instead of jumping into anything so quick." Damian said.

"That'd be nice." Rias said with a small smile before she closed the curtain and the sound of the shower water running soon filled the room.

Akeno giggled. "Aww, how romantic and sweet? Taking a girl out to dinner before sleeping with her. And humans usually jump straight into the sex before the first date."

"Not all the time." Damian shook his head. "Some of them go several dates before deciding if they want sex... it's teenagers like the ones at this damn school that go sex first, date later."

Before Akeno can say anything, the door opened and a white-haired girl entered the room. Akeno gave the newcomer a small wave. "Oh hello Koneko. Surprised to see you here so quickly."

Koneko was a rather short petite girl with white hair with a cat head shaped clip on each side of her hair. She was dressed similar to Rias and Akeno but minus the shoulder cape.

Koneko simply shrugged before she glanced towards Damian. "Who's he?"

"This…" Akeno said as she wrapped her arm around Damian and pulled herself against his solid build. "Is Rias' future husband. Isn't he devilishly handsome?"

Koneko stared at Damian for several moments before she shrugged "I suppose."

She then went and sat on the couch parallel to Damian and Akeno's and began to help herself to some of the treats that were laid out.

"Koneko is Rias' First Rook. She's the tank of the team." Akeno said as she brushed some imaginary dirt off of Damian's shoulder before she rested her shoulder on it "She's a bit distant but once you get to know she's the life of a party."

"I'm sure." Damian said as he and Koneko stared at each other with blank expressions.

Several minutes of silence passed with the only sounds being Rias in the shower and Akeno excusing herself for a few minutes as she remembered she had to go take care of something for Rias. It was then that the door opened, and Damian turned to see two guys enter this time, one he recognized as the kid that walked with Rias this morning, the other he didn't know.

Damian's eyes narrowed as he felt something... holy coming from the blonde-haired boy. 'Interesting...'

"What's happening, where are we?" Issei asked with a frown before he noticed Koneko sitting on the couching eating a sweet. "Wait, I think I know her."

Kiba looked at him with a raised eyebrow. "Oh? Koneko Toujou's a first year and a valued member of the Occult Research Club." Koenko glanced at them upon hearing her name being mentioned. "My friend Issei here thinks he might know you."

Koneko merely gave a mildly interested nod before returning to eating her treats. Issei's attention was then pulled to the shower, how he hadn't noticed it before now was beyond Damian.

"Your clothes are laid out for you when your ready Ms. President." Akeno said after laying out Rias' clothes for her.

"Thank you, Akeno." Came Rias' voice from the shower.

"I just heard Rias taking a shower. I love this club!" Issei shouted to the ceiling with way too much excitement.

"You need to get laid, kid. You sound like a desperate virgin who watches Pornhub and wishes he was getting some like in those videos." Damian snorted, getting Issei's attention.

"Wait, who are you?" Issei asked with confusion. "I've never seen you before."

"Damian Mammon, that's all you need to know for now." Damian said, crossing his arms as he leaned back in the couch.

Rias soon exited the shower, now dressed in her school uniform while drying her wet hair with a towel. "Sorry to keep you waiting." She told Issei. ""I know it's terribly rude, but I didn't have a chance to wash after leaving your place."

At this, Damian raised an eyebrow. "Excuse me?"

Rias looked towards Damian and gave him a sheepish smile "It's not what you think."

Akeno sat beside Damian, Kiba taking the other spot on the heir's side. Issei sat down next to Koneko, who gave him a look and scooted away a little so there was space between them. Rias put the towel down and leaned against her desk.

"Well now that everyone is here, I'd like to officially welcome you into the Occult Research club." Rias said with a happy expression towards her newest pawn.

"Uh thanks." Issei said with a nod.

"But you should know that the name of the club is just a front. It's supposed to look like some kind of hobby." Rias explained with a serious but still light-heartened tone.

"Okay, what is it really?" Issei asked.

"Well, since you asked, I'll be frank with you." Rias said, crossing her arms underneath her breasts. "I'm not the only Devil here, Issei."

Issei gasped as he looked at the others before looking at Rias. "Wait, are you saying that's what you all are?"

Rias nodded. "And the winged man you saw yesterday is a Fallen Angel."

Damian blinked at that. 'A Fallen Angel in town? Now that's very interesting...'

"You see, some think we're the same, which isn't true. They want to serve God, but it's too late for them. Their dark emotions have forced them into the Underworld. The confusion is understandable, because they too walk the Earth misguiding humans. But they wish to please God, so their goal is to wipe us Devils out and gain supremacy over our realm, which you call Hell. And of course there are the recognizable Angels who are clearly sent down by God to defeat us as well, so we're constantly defending ourselves from both sides." Rias explained.

Issei stared at them all for a few seconds as he tried to wrap his mind around what he was hearing. Rias took note of this and grinned in amusement. "Something the matter? You look a bit overwhelmed."

Issei blushed a little at this as he rubbed the back of his head. "Well probably because I am. I mean your talking about some real freaky deaky stuff here."

"Just look in the Bible and you'll find half the stuff she's talking about." Damian said before pausing. "Actually, might not be a good idea considering the Bible's God's book and read by the Church, but let's not go there."

"Remember Yuuma Amano?" Rias asked, gaining Issei's completely attention as the boy's eyes widened in shock. "Of course you do. How could you forget? You two dated for a little while, didn't you?"

Issei sat in stunned silence before his fist clenched and shook. "Where did you hear that name?" He shook his head. "Never mind, I don't want to know. Look I don't know how you know so much about my life but I'm starting to feel a little uncomfortable here so…" He then began to stand up as if to leave "Maybe we should just-… huh?"

Rias threw a photo onto the coffee table, the photo showing Issei with a black-haired girl.

"Yuuma?" Issei said with surprise.

Damian looked at the picture, more specifically at the Fallen Angel. Hmm, for a Fallen Angel, she wasn't bad looking.

Rias nodded at her Pawn's look. "That's right, it wasn't a dream, Issei. She's real… She is also a Fallen Angel."

Issei stood there in stunned silence as he stared at the image of the woman that supposedly never existed according to pretty much everyone else, but there she was, clear as day.

Rias glanced down at the photo with an amused smile "I love this picture of you two, you remember it don't you?"

Issei nodded at this "Of course I do, but how is this possible?"

"A camera." Damian said sarcastically.

"I know that!" Issei said with a scowl at the smirking Devil heir. "What I mean is how do you guys know her? Whenever I asked about her at school, nobody seemed to remember her."

"She erased all memory and traces of her from everything since her mission was complete." Damian said seriously. "We can do so, makes things easier. After all, if humans found out the stories they believe to be myths are real, that Devils, Angels, Fallen Angels, Vampires, Werewolves, Banshees, and so on are real... it would not be pretty considering human fear."

"He's right, Issei." Rias nodded in agreement.

Issei frowned as he recalled the night Yuuma killed him. "She... she did say something about God and something sacred."

Rias nodded. "Yes. You have the Sacred Gear."

Damian blinked at that and looked at Issei before he reached out with his senses to get a feel of this Sacred Gear Issei had. He soon sensed something within the boy. 'So he does have a Sacred Gear, what a waste if you ask me.'

"It's basically a very intense unique power that's found a rare few. In fact, the only people I know of who have possessed it are historical figures. So you're kind of a big deal around here." Akeno explained.

Rias picked up from there. "The thing is, this power can be so uncontrollable that some who have it can become a serious threat to those in the Underworld." She grinned as she glanced at Damian. "Well, to some I should say, not all. Issei, hold out your hand."

The brunette blinked in confusion before hesitantly doing as asked. "Okay, but I'm not really good at catch."

Rias just smiled at him. "Close your eyes and think of the part of your body you feel is the strongest. Then try and focus on that strength."

Issei blinked with surprise. "Wait, we're doing this now? There's a lot of pressure."

"It'll get easier if you focus." the redhead said, sitting on her desk and leaning back on her hands and crossing her legs, which caused her already short skirt to hike up and expose more of her long legs.

"A-Alright!" Issei closed his eyes tightly and did as he asked. "Focus... Focus... Focus..." He tried to concentrate as hard as he could, then opened his eyes and gained a perverted expression on his face as he saw Rias' almost see-through thong with tthe way she had her legs crossed at the knee.

Damian frowned as he saw the way Issei was looking at Rias. While he knew the boy was a pervert, and Rias herself didn't seem to mind too much, it still pissed him off that Issei was eying up what is to be his future wife like some hormone raging dog hungry for meat. He was about to say something but a slight glance from Rias stopped him, something he reluctantly did as he and the others watched as Issei tried to activate his Sacred Gear.

After several more seconds passed and Issei's eyes found their way to the lower half of Rias's body and that perverted grin grew on his face again, Damian spoke, his voice noticeably darker to everyone in the room "If you don't advert your eyes, boy, you'll find them being ripped out and force-fed down your throat."

Issei paled at the man's words as it seemed the lighting in the room darkened and the air grew cold, as if all the warmth was sucked out.

Issei slammed his eyes shut as he tried to focus on something else "F-Focus… focus..." Eventually, Issei dropped to his knees in defeat. "I can't! I'm a weak soul!"

Rias smiled reassuringly. "You're not weak at all. It's just a little hard right now."

Issei didn't seem that convinced. "Are you sure this isn't some mistake? I mean, I'm not that cool."

"A Fallen Angel found you enough of a threat to try and kill you." Rias reminded him. "It's not a mistake."

Issei stood back up. "Yea, then she put a glowing stick in me and somehow I'm still here. How exactly does that work?"

Rias reached into her desk and pulled out a small piece of paper with a strange symbol on it before showing it to the brunette. "Do you remember this?"

He looked at the paper and recalled receiving something like it on the day of his date with Yumma. "Yeah."

"Just before your life ended, you summoned me with your thoughts with this flyer." Rias explained.

Rias smiled before sprouting her Devil wings. "And so, that day you were revived and reborn as an honored member of the House of Rias Gremory, daughter of the great and powerful Gremory family. Which means you are now my Devil servant."

"...Whoa." That was all Issei could really say as he processed what the redhead just said. He then saw Akeno, Kiba and Koneko do the same but Damian didn't as he merely remained seated. "Wait, are you a Devil as well? I don't see any wings on you?"

Damian glanced at Issei before smirking darkly as he stood then he let his wings out. However, his wings weren't like other Devils, his wings were a much more demonic bat look. (1)

Issei's eyes widened as he saw the wings were bigger than the others'. Even Rias and her peerage looked surprised.

"My name is Damian Mammon-Lucifer, heir of the Houses of Mammon and Lucifer, grandson of Lucifer himself." Damian introduced himself with a dark smirk...

And that's it for the first chapter everyone. Hope you enjoy this story, and I won't delete it because I'm already planning the next ten chapters. Also, I'm making Damian a bit similar to Lucifer from the TV show.

1. Lucifer's Devil wings from Lucifer Season 4.

Harem: Rias Gremory, Akeno Himejima, Raynare, Kalawarner, Kuroka, Yasaka, Serafall Leviathan, Grayfia Lucifuge, Venelana Gremory, Yubelluna, Xuelan, Karlamine, Gabriel, Katerea Leviathan, Irene Belserion (Fairy Tail), Erza Scarlet (Fairy Tail), Raven Branwen (RWBY), Moka Akashiya (Rosario + Vampire), Mio Naruse (Testament of Sister New Devil).

Issei's harem (Because he's getting one whether you like it or not.): Asia, Irina, Xenovia, Kunou, Ravel, Koneko.

Damian's Peerage (Current):

King: Damian Mammon.

Queen: Irene Belserion (Fairy Tail)

Knight: Erza Scarlet (Fairy Tail)

Knight: Raven Branwen (RWBY)

Rook: Moka Akashiya (Rosario + Vampire)

Bishop: Mio Naruse (Testament of Sister New Devil)