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Ra-Heka by What Shouldn't Work
There are those whose powers eclipse even the mighty ancestor of He-Man and the rarely combined might of Mumm-Ra and Hordak. An uneasy meeting between the two galactic powerhouses brings forth a tale of the Pharaoh's greatest magician, and the only direct threat to the Ever-Living. Worthy of Pharnoor, friend of the Fatatah Cheetah, dishonored by the Sphinx, he is... Wizz-Ra.
Crossover - ThunderCats & She-Ra and the Princesses of Power - Rated: T - English - Fantasy/Drama - Chapters: 1 - Words: 2,107 - Published: 10/13 - Pumyra, Mumm-Ra, Catra, Hordak
Kitsune of Thundera by mr grimjaw reviews
Naruto at birth is tranfered to Third earth by his mother to protect him, from Konoha he is trained in ninja arts thanks to his father Kurnama .
Crossover - ThunderCats & Naruto - Rated: M - English - Romance/Adventure - Chapters: 8 - Words: 8,288 - Reviews: 13 - Favs: 61 - Follows: 59 - Updated: 9/8 - Published: 12/10/2021 - [Naruto U., Cheetara, WilyKit, OC]
The Coming Darkness by Knight Writer Thundercat reviews
New Thundera Colony is thriving under Lion-O's reign and his people are hopeful for the future. But the prophecy of the Guyver shows chilling signs of coming true. Both Lion-O and Sho must discover the true extents of their power as an old foe gains new might and a far older foe begins to stir.
Crossover - ThunderCats & Guyver - Rated: T - English - Sci-Fi/Adventure - Chapters: 21 - Words: 155,603 - Reviews: 36 - Favs: 33 - Follows: 30 - Updated: 7/22 - Published: 9/27/2012
Shinigami of the Thundercats by jboy44 reviews
On the day Mumm-Ra first rampaged on Earth, He battled the forces of soul society. the age of souls ended, but he locked away the strongest of them, to continue his rampage and rule over earth. Now when the Mutants and Thundercats crash land, they have broken the seal. Ichigo, Orihime and their Son have been freed. Watch out Mumm-Ra.
Crossover - ThunderCats & Bleach - Rated: M - English - Supernatural/Adventure - Chapters: 53 - Words: 52,362 - Reviews: 56 - Favs: 18 - Follows: 17 - Updated: 5/1 - Published: 12/31/2022 - [Orihime I., Ichigo K.] Lion-O, Kazui K. - Complete
Planeteers Ho! by Jeff33990 reviews
This is my first attempt at writing a story. I hope everybody enjoys reading it I will update as soon as possible.
Crossover - ThunderCats & Captain Planet - Rated: T - English - Adventure - Chapters: 65 - Words: 484,814 - Reviews: 96 - Favs: 15 - Follows: 15 - Updated: 4/19 - Published: 6/19/2015
The 8th Master by Mr. thinker reviews
A noble boy who came from a noble but fallen family. A king from a glorious but dead kingdom. The Holy grail, the most powerful object in the entire universe. A war of seven Heroes and their Masters. Ladies and Gentlemen, another retold tale of Fuyuki's Holy Grail War. Will the boy and the king win despite himself being the 8th master and servant at all?
Crossover - ThunderCats & Fate/stay night - Rated: M - English - Mystery/Adventure - Chapters: 11 - Words: 39,702 - Reviews: 3 - Favs: 13 - Follows: 12 - Updated: 4/5 - Published: 2/21/2020 - Lion-O, OC, Shirō E., Arturia Pendragon
A Fox Among Cats by Kyuubi16 reviews
An Amnesic Fox by the name of Naruto arrives in Thundera. He soon finds himself becoming attracted to a certain Cheetah cat as he tries to find clues to his past and restore his memory. Based off the 2011 remake.
Crossover - ThunderCats & Naruto - Rated: M - English - Chapters: 12 - Words: 42,573 - Reviews: 359 - Favs: 1,034 - Follows: 1,051 - Updated: 10/21/2022 - Published: 9/19/2011 - [Cheetara, Naruto U.] [Lion-O, Pumyra]
She-Ra and The Legacy of Omens by jidfanfic reviews
With the war over Catra continues to look for her place on Etheria. The scars of battle run deep not just on the field but at home as well. When a beacon of First One's tech is located on a strange new planet Catra will not only discover a new world but also a bit about herself as well, and her connection to a strange race of felines called ...Thunderians.
Crossover - ThunderCats & She-Ra and the Princesses of Power - Rated: T - English - Adventure/Family - Chapters: 11 - Words: 47,439 - Reviews: 33 - Favs: 63 - Follows: 62 - Updated: 3/16/2022 - Published: 10/8/2021 - Lion-O, Mumm-Ra, Adora/She-Ra, Catra
The Thundercats of Elsweyr by sonicfighter21354 reviews
A retelling of the 2011 series with a few twist and takes place in the Elder Scrolls games.
Crossover - ThunderCats & Elder Scroll series - Rated: T - English - Fantasy/Adventure - Chapters: 13 - Words: 107,301 - Reviews: 18 - Favs: 14 - Follows: 13 - Updated: 7/28/2021 - Published: 11/12/2014
Dororo: Eye of Thundera! by 1602jaw reviews
After Safari joe had capture dororo and hyakkimaru and drop them off on Third Earth, they are helped by the Thundercats, in which they must find a way to go back to they universe and survive the terror of Third Earth, such as the Lunaraks, Mutants, Berserkers, and Mumm ra, the ever living!
Crossover - ThunderCats & Dororo/どろろ - Rated: K - English - Adventure/Fantasy - Chapters: 15 - Words: 37,269 - Reviews: 8 - Favs: 6 - Follows: 6 - Updated: 7/17/2021 - Published: 6/26/2019
The Future is the Past by Freddo reviews
The Thundercats are ready, at last, to seek the Fourth and Final Stone, with the aid and asssistance of their allies from the past, the crews of the space battleships Argo and North Carolina, as Mumm-Ra and his own bizarre allies begin their own demented master plan to conquer Third Earth...and perhaps even other worlds...(cover artwork is (c) 2012 by AnzuFan-created by commission)
Crossover - ThunderCats & Starblazers - Rated: T - English - Adventure/Sci-Fi - Chapters: 4 - Words: 6,993 - Reviews: 16 - Favs: 10 - Follows: 9 - Updated: 5/24/2021 - Published: 12/2/2012 - Lion-O
Thundercats DXD by EvaShinobiKaiserKnight reviews
Two swords locked in eternal struggle. One Sword whom holds the Eye of Thundera shall possess the power of Sight Beyond Sight. The other sword shall be carried by those whom are indomitable and shall plunder even the stars to their darkness. Now these swords have entered the Supernatural stage and in the end a new Lord arises. Thunder! Thunder! Thunder! Thundercats Ho!
Crossover - ThunderCats & High School DxD/ハイスクールD×D - Rated: M - English - Supernatural/Fantasy - Chapters: 4 - Words: 38,200 - Reviews: 15 - Favs: 47 - Follows: 45 - Updated: 1/3/2021 - Published: 12/14/2020 - OC, Rias G., Aika K.
A Wild Hunt by MonsterhunterLuna reviews
The Fifth fleet is assigned to study the Elder crossing. A young hunter, a newbie handler, and their Palico partner have boarded the ship to take them into the New World. Meanwhile, Lion-o and friends have landed into the ocean after an encounter with Mumm-ra. What happens when the cats find themselves meeting this estranged trio? Find out. Hunters, fight hard and stay smart!
Crossover - ThunderCats & Monster Hunter - Rated: M - English - Adventure/Fantasy - Chapters: 5 - Words: 18,158 - Reviews: 1 - Favs: 8 - Follows: 11 - Updated: 11/8/2020 - Published: 3/12/2020
The Twelve Saviours: The Stones of Powers Saga by Weekyle15 reviews
Adam Ordeis and his new friends Chris Davidson and Will Vandom accidentally traveled to a world filled with Animals and are on a quest to find the legendary power stones before an ancient Evil named Mumm-Ra or Thanos does to take over Third Earth. (Part 1 of many)
Crossover - ThunderCats & Guardians of the Galaxy - Rated: T - English - Adventure/Fantasy - Chapters: 4 - Words: 4,444 - Reviews: 1 - Follows: 1 - Published: 10/24/2020
Second Legacy by Korgeta reviews
The search for the final stone continues, but in it's way are secrets, history and legacy, to which all determine the future of himself and of Third Earth. Thanks to Deviantartist Mutenroushi for the Artwork he provided.
Crossover - ThunderCats & He-Man - Rated: T - English - Adventure/Mystery - Chapters: 19 - Words: 97,484 - Reviews: 67 - Favs: 29 - Follows: 29 - Updated: 10/11/2020 - Published: 8/3/2012
Force and Thunder by Fire Wolf 2132 reviews
Trapped in a world he had never heard of, Jedi Padawan Anubis must find a way to survive following a rather testing ordeal. But with a new group of allies by his side, he may find a way to do more than just survive.
Crossover - Star Wars & ThunderCats - Rated: T - English - Sci-Fi/Fantasy - Chapters: 4 - Words: 13,052 - Reviews: 24 - Favs: 32 - Follows: 32 - Updated: 8/1/2020 - Published: 2/6/2020 - OC, Lion-O, Cheetara
Lion-o(naruto prince of the thundercats)rewrite --- on hold by natsuverx reviews
This is a rewrite of naruto prince of the thundercats... so pm me or tell on the review which is better in story line. Please no flaming flamers.
Crossover - ThunderCats & Naruto - Rated: T - English - Chapters: 1 - Words: 1,677 - Reviews: 6 - Favs: 11 - Follows: 12 - Published: 3/6/2020 - Lion-O, Naruto U.
Eye of the Storm by Knight Writer Thundercat reviews
The war is over, but the story far from told. New loves are found, new challenges accepted, and old enemies make themselves known in the sequel to One Last War to Fight
Crossover - ThunderCats & Guyver - Rated: M - English - Adventure/Romance - Chapters: 23 - Words: 150,254 - Reviews: 5 - Favs: 35 - Follows: 15 - Updated: 5/6/2019 - Published: 8/28/2012 - Complete
She-Ra Be The One by LordMaki-TheTHICCone19 reviews
The day is Glimmer's birthday. All seems well, when Adora, Glimmer, and Bow run into a mysterious new warrior from a Kingdom on the other side of the planet known as Thundera. Meanwhile the world has been introduced to a new threat, a metahuman known as Mumm-Ra. And Adora and the Thunderian may be the only ones who can stop him!
Crossover - ThunderCats & She-Ra and the Princesses of Power - Rated: T - English - Adventure/Drama - Chapters: 2 - Words: 7,355 - Reviews: 7 - Favs: 15 - Follows: 15 - Updated: 4/29/2019 - Published: 1/8/2019
Punks of Thunder by Heart of the Demons reviews
A magical mishap by Glomer transports Punky Brewster and friends into the world of the ThunderCats. It's the exciting adventure of a lifetime as Team Punky gets to know the ThunderCats, navigates their way through Third Earth, and gets into trouble of all kinds, especially when it comes to the Mutants and Mumm-Ra. Mumm-Ra learns a secret about Glomer that could change everything.
Crossover - ThunderCats & Punky Brewster - Rated: K+ - English - Humor/Drama - Chapters: 10 - Words: 92,701 - Reviews: 142 - Favs: 24 - Follows: 19 - Updated: 4/9/2019 - Published: 12/12/2013 - Lion-O
Snarf's Autobot Adventure by Autobot Pikachu reviews
Snarf gets thrown into the world of the Transformers from one of Vultureman's experiments. There he befriends the Autobots. They promised to help him get home. Snarf tells them about Third earth and the Thundercats. Meanwhile the Thundercats are trying to get Snarf back home. Can Snarf get back home while avoiding the Decepticons? G1 and Thundercats 1985.
Crossover - Transformers/Beast Wars & ThunderCats - Rated: K+ - English - Friendship/Family - Chapters: 2 - Words: 1,859 - Reviews: 2 - Favs: 6 - Follows: 4 - Updated: 4/8/2019 - Published: 4/6/2019
Skylanders ThunderSurged by Dragboar of the Skies reviews
When the Lord of the thundercats and the portal master and leader of the skylanders come into contact with two powerful gems that mashed their worlds togerther, Now, Mum-ra and Kaos have teamed up, along with every know villain in skylands. It up to the two leaders to lead the skylanders into battle and protect their new home. Inclues my OC. new title.
Crossover - ThunderCats & Skylanders - Rated: T - English - Adventure/Fantasy - Chapters: 69 - Words: 115,597 - Reviews: 27 - Favs: 20 - Follows: 14 - Updated: 1/31/2019 - Published: 4/18/2015
Spider-Cats (1985) Season 1 by marc1986 reviews
Knowing that the Mutants would fail him in the end Mumm-Ra, The Ever Living calls upon a champion from a foreign land to fight for him. However something goes wrong, and now Spider-Man, the man Mumm-Ra called for, fights with his sworn enemy - the Thundercats.
Crossover - Spider-Man & ThunderCats - Rated: T - English - Adventure - Chapters: 5 - Words: 40,047 - Reviews: 8 - Favs: 14 - Follows: 12 - Published: 1/31/2019
Queen's Blade Thundera by EvaShinobiKaiserKnight reviews
The Queen's Blade an ancient tournament held once every 4 years is about to begin once more. But ancient powers wish to disrupt this great contest to decide the Queen of Gainos. Thus the Angels summoned one from another world to be the champion and Gaino's first King. This young man who wields Sight beyond Sight shall unite the stones and bring piece. Now THUNDERCATS HO! OCxHarem
Crossover - ThunderCats & Queen's Blade/クイーンズブレイド - Rated: M - English - Romance/Adventure - Chapters: 26 - Words: 458,305 - Reviews: 155 - Favs: 135 - Follows: 105 - Updated: 1/28/2019 - Published: 11/29/2016 - [OC, Leina, Risty, Nanael]
Thundercats the royal wedding by Autobot Pikachu reviews
The one shot sequel to Thundercats Lion-o and Liosella. Happens after the crossover comic with He-man.
Crossover - ThunderCats & He-Man - Rated: K+ - English - Romance - Chapters: 1 - Words: 702 - Reviews: 1 - Favs: 1 - Published: 1/26/2019 - Lion-O, OC, He-Man/Prince Adam
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