empire invades other world attacks vongola in the process

While the war in the European front is coming to an end, the Office of Strategic Services, the Allied intelligence branch, has one last job to do before the threat of the German war machine can be eliminated. And a new battlefield in the new world is the place to do.

With the 40th Vytal Festival coming up, Ozpin discovers a strange building within the Emerald Forest. It appears to be some sort of old doorway, containing nothing but shadow. He sends teams RWBY, JNPR, and CFVY to discover its purpose. Meanwhile, in another dimension, the JSDF prepares to invade the Special Region in retaliation for the Ginza Incident.

In the last few months of the One-Year War, an anomalous gate appears in Ginza, Japan, unleashing a huge, strange invading army from another world. In the aftermath of the invasion, the Earth Federation decides to send a small punitive force through the gate. The events that follow would change the course of the war between the Federation and the Principality of Zeon.

Six months after the death of Makarov the world is finally starting to get used to the idea of peace. Suddenly on a clear day in Tokyo Japan a mysterious portal to another world appears, disgorging an army straight from a fantasy world. After the devastation a joint Japanese,US, French and British Task Force is dispatched to bring to justice those who tried to conquer their world.

The war with the Empire is now over but soon both worlds must face a new threat...from the stars. Both the Empire and U.N. must join hand in hand and prepare themselves from the inevitable arrival of an alien menace that threaten both worlds with total annihilation. A Macross-GATE JSDF Crossover.

Rory Mercury had one more year left until she ascends to heaven and join her beloved master Emroy for eternity. With little time to get her affairs in order, Rory enlisted her friends to help get it all straightened out before she invades Soul Society to see the one person she wants to see the most: Shoji Itami! Hilarity ensues as Rory tried to fulfill the items on her bucket list

The reckoning is at hand and the Empire's fate is sealed...

Humanity always had a history stained in blood, no matter where or when you look. Before the Exodus, we fought on earth. Because of tyranny and xenophobia, we fought for a thousand years amonst the stars. We defeated our ghost from the past with our back to the wall. But the peace didn't last long when a portal to somewhere else appeared.

Looking to make something of his life, Ranma joins the JSDF. In another world on a special mission, Ranma is trying to do what he can to get some answers.

After a couple of years since Neon Messiah Tournament. During the time that the Clan Gear Chronicle appeared Takuto had a "BRILLIANT" plan to take 5 people to other dimensions. Ren smiled when Takuto chosed him. Watch as Ren wreak havoc with power of Phantom Blaster Dragon to those who oppose him. Ren x Who though. Still got a lot to do see yah pimps !

Falmart War was over, but another war will arrive as the Anglo-Japanese Alliance will fight once again.

During the Battled of Italica, Princess Piña Co Lada is captured and is taken prisoner by a mysterious army from another world that uses massive spherical warmachines capable of unprecedented bouts of destruction. Taken back to the enemy's homeworld, her salvation lies with a rival faction that wishes to rescue her, and plan to use her for their own interests.

The UEF government decide send armed troops beyond the Gate, where they'll enter a world of swords, magic, and dragons. Three military lieutenants: Youji Itami, Richard Trygane, and Lyar von Ertiana will encounter many challenges. Gate/GOT/ASOIAF

Escaping Reach was easy, now having to deal with a world with magical girls, elves, fire dragons and an Empire that wants them gone can the UNSC forces survive? And can a certain Spartan-III get a certain priestess to stop humping his leg due to him being "Caked in blood." (Don't worry it's a mostly serious story...maybe...possibly...don't judge me)

A crossover of Naruto and Gate: Jieitai Kanochi nite, Kaku Tatakaeri.

After the Fourth Tiberium War, with Kane gone and the Scrin repelled, GDI finally thought that peace will reign, this time permanently. Until a gate to another world appeared in Ginza,Tokyo with a primitive army on a warpath did things took a turned for the worse again. GDI will once again take its mantle as peacekeepers to a world where Magic, and Gods, truly exist.

Another Gate appears in London, like in Japan, the British government decided to send a military expedition force, like the Japanese, a reconnaissance team are created, one of which is led by Richard Trygane, who is friends with Itami Youji. Multi-crossover.

Amon the Xel'Naga is no more. The entire sectors has returned back to peace, the Zerg returned back to their homeworld Char led by their new queen Zagara and never attack any sector anymore. Then, one day, a mysterious gate appeared out of nowhere in Augustgrad on Korhal. And so, the Dominion must push back against these unknown invaders.

In the year 2077, the world was changed due to the Great War. After the nuclear Armageddon there only was chaos, instability, and madness roaming the remains of the old world. However, in the year 2353 the world is a far different place than what it used to be 276 years ago, but with war on the horizon will it change once more?

Years after god of war 3. Kratos is back in sparta when the Gate opens there.

The most feared ace of the Usean War, Reaper, and the aspirants, Youji Itami, Shino Kuribayashi, Takeo Kurata and Tuka Luna Marceau, team up with the people from the Special Region as they fly through new and uncharted skies. Meanwhile, one faction desired chaos.

Join the JSDF? No problem. Travel to another world and fight dragons? Piece of cake! Defeat bandits and armies of invaders? Of course he would. Try to deal with the rules and bureaucracy of the government while trying to save people? Meh, he'd wing it. Hiatus

Inside just a summary. Anyone who got great writing skill and idealistic, you can take this challenge. *Spoiler inside, don't read if any of you haven't finish the Starcraft 2 game yet.* Rate this T or M. I don't really care.

During the war between the Principality of Zeon and Earth Federation, while the Martian Imperium fighting a war against an enemy from another world. Multi-crossover.