In this GATE anime x House of the Dragon crossover, When a mysterious portal opens in the heart of Westeros, unleashing unknown horrors and foreign warriors, the realm is thrown into chaos. The Gate, a tear in reality connecting the world of House of the Dragon to an advanced yet war-torn empire, brings forth an army from another time-led by Itami, a soldier caught between duty and survival. As Queen Rhaenyra Targaryen fights to reclaim her throne, she must navigate this new conflict, forging uneasy alliances with the strange forces beyond the Gate. Meanwhile, her half-brother Aegon II seeks to wield the portal's dark power for himself, twisting its magic to reshape Westeros in his image. With dragons clashing against modern weaponry, ancient magic battling science, and the fate of two worlds hanging in the balance, Rhaenyra and Itami must confront the true cost of power and war. As the Gate threatens to consume everything, will they find a way to close it-or will Westeros fall to a force beyond its understanding?

Spartan Sierra-005's Last Stand stands as a testament to valor and sacrifice in the face of overwhelming odds during the final days of the Covenant War. As the conflict reached its climax, Sierra-005 found himself confronting the last remaining Covenant fleet, knowing that the fate of countless lives hung in the balance. In a selfless act of heroism, Sierra-005 made the ultimate sacrifice to end the threat posed by the Covenant forces, a decision that would forever cement his legacy as a true warrior and savior. This story delves into the harrowing tale of Sierra-005's final mission, exploring the strategic decisions, tactical maneuvers, and the profound implications of his sacrifice on the outcome of the long lasting conflict between humanity and the dwindling forever known as the covenant. However, be that as it may, the spartan had woken up in an unfamiliar world, one where such beings as elves, dragons and many more resides in. Unfortunately for him, the spartan won't be alone, as the longer he walks the world known as vahrian, there'll be more of those like him following after as they enters vahrian through what is known as gates...

this is a fanfiction of gate story but this time the gate that opened to earth was not the only one. When the JSDF arrive in special region they will find another gate that lead to different universe far more amazing and darker then they believe and from it arrive the terran dominion and with them here everything will change. SO how will things go between the two faction will go and how will they take care of the empire???

In the land of Greece located in Lakonia the Valley of Warrior is home to the Warrior City of Sparta. Sparta is a warrior state where the boys from age 7 were trained to become Spartan warriors. As Greece is still at peace. The mysterious gate suddenly appeared near the City of Athens and the army known as The Empire Sadera or Saderan Empire led by Zolzal El Ceasar. The Spartans heard they attacking the City of Athens and they were planning to attack the City of Sparta. The Spartans were born to be warriors and they were ruled by the King who was the son of Zeus the God of War. His name is Achilles of Sparta, The Son of Zeus and King of Olympus who married to mortal woman named Cassandra. Leo became the King of Sparta following the footsteps of the Legendary Warrior King Leonidas I of Sparta and the great legendary warrior who died in battle in Thermopylae in the Greco-Persian War named Achilles leader of the Myrmidons who joined Greece against the Trojans in Greco-Trojan War. Now in the conflict known as the Greco-Sadera War, a war combined Sparta, Athens, Corinth, Arcadia, Thebes, and other Greek City states against the Sadera Empire led by Spartan Demigod and King of Sparta, Achilles of Sparta

Jerome is at the height of his career as a United Nations Operative, his noble job has his skills placed on the line in low profile deployments all across the highly destabilized regions of the African Continent. Regardless of whether the public is aware of his actions, it is safe to say his dedication continues to ensure the stability of civilized society, even as the ongoing threat of a resource depleted Earth and Global Warming threatens to undermine all efforts. As an Operative, he is content with his place as a productive member of the special forces community in a world heading into an uncertain future. Until a mysterious rift appears in the icy wastelands of Antarctica, connecting our world to another beyond it, adding another variable, and perhaps perspective to his carefully crafted way of life.

After years of hiding, the Enclave came crawling out, their will unbroken, and their lives devoted to rebuilding the United States of America. In the midst of a ordinary day, an ambush was launched against the Enclave made by none other by the Legion. The use of an unknown Gate was discovered, leading to the possibilities of a new world. The Enclave reverse-engineers this same technology for a fresh start in the process of rebuilding America in a completely new frontier. What does this world have in store? How will the Enclave handle this situation? Will they find friends? Or will they only be foes? (I don't own Fallout or GATE) Cover by: FernandOFC on Devientart Accomplishments? #1 in Enclave 26/Feb/23

A mysterious ancient-looking Gate suddenly materialized in the heart of Washington DC, captivating the attention of bewildered onlookers. With an inexplicable surge of energy, the Gate unleashed a torrential flood of otherworldly creatures. Monstrous beings, hailing from the darkest corners of folklore, emerged alongside armored knights reminiscent of medieval Europe. The realm of fantasy had shattered the barriers of reality and intruded upon the unsuspecting inhabitants of the nation's capital. These creatures wasted no time in unleashing chaos and mayhem, launching a ruthless onslaught upon the innocent denizens of Washington DC. The streets of the American capital, once teeming with the rhythms of everyday life, transformed into a grotesque battleground, where survival and valor intertwined in a deadly dance. Meanwhile, the Empire of Sadera, driven by their hubris and an insatiable thirst for conquest, wasted no time in attempting to claim the untamed lands beyond the enigmatic Gate. However, their grand ambitions were destined to crumble beneath the weight of their own arrogance. As the United States Military and the formidable Autobots joined forces and mobilized with unwavering determination, the tide of the battle swiftly shifted. The unprovoked assault on the heart of American democracy, a calamity reminiscent of the infamous Deception Invasion, became forever etched in history as "The Second Battle of DC." In a retaliatory act of defiance, the US government dispatched the Non-biological Extraterrestrial Species Treaty, known as NEST, to the alternate world beyond the enigmatic Gate. Thus, the stage was set for an epic clash of civilizations from the nation's of Earth, to the distant planet of Cybertron, to the enigmatic Kingdoms of the large continent of Falmart, setting the stages of a bloody conflict the people of the Empire of Sadera has ever seen in their 600 years of tyrannical rule over the continent of Falmart.

In 1940, two years after a brutal civil war that resulted in the return of Kaiser Wilhelm II, the revived German Empire emerged as the dominant military, economic, and technological power in most of Europe. The Central Powers had been reformed, and significant technological advancements had been made that would forever change the world. However, just as a second world war was on the horizon, an enormous magical gate opened in Berlin. From this gate poured an army of armor-clad warriors and mythical monsters from another dimension, led by a man who proclaimed the creation of the "New Arthurian Province." Although the attack was successfully repelled, the gateway - dubbed the "Gate of Dimensions" - remained in Berlin. Fearing further assaults, the Kaiser mobilized a massive army composed of tanks, infantry, armored dogs, and supersoldiers to explore the other side of the gateway. What they discovered was a world filled with magic, abundant natural resources, and otherworldly forces.

(A/N: I know I'm making another gate fanfic, Well if you guys want to know, Don't ask) The USCA (Or United States Continent of America) was the most powerful nation on earth, Many where given rights and equal in this world, Most their enemies want to declared war on USCA, But they were defeating by America if they attack, Any chance, until a gate open in Washington DC, A roman-like army attack them without mercy, This however made the empire make a mistake when they encountered a advanced technology that will destroy them all. How will JSDF and The special region react to this highly advanced Alter-Americans!?.

In the year 1935 or 2020 in Earth, The East European Imperial Alliance also known as the Empire invades Tokyo Japan. The war will not change the empire but to the whole Europa The story inspired by Gate Field of Halkagania, Gate Operation Tiger Strike, On the gallian front:the gallian campaign and Gate and thus the UNDF fought there (You should check those stories) Valkyria Chronicles belongs to SEGA and Gate belong to the author and A1 Any reference I made in the story from video games or show belongs to respective owners