After the pyrrhic victory of the Human-Covenant War, the Covenant was split into many warring factions vying for the power of old. The UNSC was left, bloodied, but as the sole power in the Milky Way for now. After an incredible discovery within a set of Forerunner Ruins, an Exploration Fleet with Doctor Halsey at its head is sent out. What they find will change everything.

Shirou finds a gate and a new world free from the restrictions of Gaia. A clash of science and magic along with the ramifications involved.

Just before the peak of the Iraq War, a mysterious Gate opens in Jacksonville, North Carolina, unleashing an attack on American soil. But this isn't the work of terrorists or jihadists. For the first time in over a century, a foreign military sets boots on American ground. Faced with an otherworldly invasion, how will America respond?

With the release of an interdimensional entity and a worldwide rebellion, the Combine begins to exhaust its patience towards humanity. Amidst the upheaval, an interdimensional portal emerges in a park in City 17, leading to an attack by the Empire on the city. Unbeknownst to them, this action has resulted in them gifting their own planet to a multiversal empire.

Punished by Being X by being sent to a universe far apart from him in her third life, Tanya grows up within the violent and barbarous culture of the Head Hunting Rabbits of Falmart.

One midsummer's night, Lelei La Lalena's spirit is drawn towards the Astral World by sheer accident and she stumbles upon a Grade 0 Artifact that binds to her and grants her Sequence 9 of the White Tower Pathway: Reader. As both a Mage and the only Beyonder in her world, Lelei's life is thrown into disarray and she's just trying to make it all make sense. Lord of The Mysteries/GATE

we all know that the Sadera empire invaded Japan, but what if Japan wasn't the only faction the empire invaded. what if they made the mistake of invading the galactic republic as well. but what would the republic do? fight both the JSDF and the empire, or would they be the mediator in the two factions' cold war? pairing: Itami x Rory, Tuka x OC, Shino x OC, and Riyo x OC

10 años han pasado , el reino hechicero ha avanzado despues de la conquista del continente y volverse una superpotencia para el planeta, los guardianes de nazarick querian conquistar otros mundos para el supremo y encuentran un portal de magia salvaje

Through the 21st century and in the early 22nd century, Charles led his nation through an era of peace, prosperity, and technological development. Although there were some conflicts along the way, the Empire stood strong and became a spacefaring nation along with its allies. However, that peace was shattered when a mysterious portal opened in Los Angeles in 2130s.

After Queen Chrysalis and her Changelings were sent back to their hive running after the failed invasion of Canterlot the Queen comes to the conclusion to defeat the Pony's she needs a greater source of love to gain strength from. She opens a gate to another world called earth. Unknown to her Earth is going through WW1. Things go bad quickly

Britannia is dead, in it's ashes rose a new empire, forged through the ash choked landscapes of Terra, bathed in the blood of the Fallen. It has been 17 years since the first contact war, anomalous readings detected the opening of an inter-universal gate. A new world awaits them filled with opportunities and ghosts of the pasts.

An anomaly has opened up, and Shirou just happened to be there.

Itami and his team from the Third Recon Unit of the JSDF have their hands full dealing with a dragon that is a threat to a local village. But then, in the middle of the battle, a kid comes around asking for directions... Also: ZORZAL GA SHINDA!

Death is inevitable. But to live one must chose. Can a man sacrifice his very being in order to achieve power? But in the end… will it be worth it? Sasuke Semi-SI!

Months after the Lighthouse war a Gate opens on Tyler Island. Many Soldiers from Erusia and Osea are stationed there including high generals and even more Civilian refugees. Ancient and Magical Soldiers and creatures come out of the gate and kill hundreds. Osean and Erusian forces come together under one flag and try to find the ones responsible for that massacre.

Saderan Empire thought that they can conquer Beyond-The-Gate, but they met another empire, the Empire of Britannia! An alternate Earth, an alternate timeline. Rule BRITANNIA!

During a day in Blood Gulch, a Gate unleashes an army in the tens of thousands. This would be a problem if the invaders weren't medieval fantasy soldiers whose weapons are lucky to dent Mark V armor. Features Reds and Blues being their normal selves while kicking fantasy ass, more agents surviving, Good(er) Chairman, Alpha picking up the pieces of Freelancer, gore, and much more.

The Institute has been destroyed, the Minutemen have risen from the ashes, and the Commonwealth is safer and more prosperous than ever. But a mysterious force sudden invades the region, looking to conquer it for themselves. Can the new united Commonwealth survive, or will it perish to this devastating force?

(Originally from Wattpad with the same title) Before the Gate appeared, God showed up and informed Amaterasu to prepare for an attack from the enemy from another world. This story is about every Earth's deities and supernaturals join forces for humbling the Falmart deities. But some will disagree with His plan. (Note: Still working on my grammar. Correct me if I made a mistake.)

A portal was opened in front of the sorcerer kingdom and strange people attacked the city. *Note: This is happening after the sorcerer kingdom destroyed the Re-estize. Vol. 14

An artifact appears in E-Libera, inside the territory controlled by Marquis Satoru, just a few months after the nobles purge carried out by this last one. Unknown troops attack through this gate like structure. What will the Marquis do? How will the Crown respond to this unwarranted attack? And, most importantly, what will the Witch decide? (Special for TWTS' 3rd Anniversary)

2050, it's just been like one years that the entirety of Earth unite under one Flag, the Union of Mankind. Been a years too since they won the war against the BETA, the Mortal enemy of Mankind. Many people dies in the War, but because of those people, Mankind manages to win the war, albeit very costly. Then there's suddenly a Gate appears in Beijing.

In August 2024, a portal to a parallel world known as the "Gate" suddenly appeared in New York where monsters and warriors wearing ancient armor poured out of the portal. However, to meet this threat, a group of heroes once unconnected ended up coming together...

Derek 'Frost' Westbrook thought he would have a normal day in Japan, but things take a turn when a mysterious gate opens, and unleashes an army from another world. Thus this leads both Japan and the United States to launch a joint expedition into a new world. (Modern Warfare Reboot Universe)

As the Big Crunch finally offs the universe, a human in metal form, the voice and will of Humanity, and A non-sensical douchbag of an A.I, set out across the Multiverse to find a new home for their civilization. As expected goofy shenanigans ensue and Civilizations are brought to their knees for this to try to happen as smoothly as possible.