Divine Uniqueness

In 4071 AD, the Arka Federation developed its first type of space portal, finally freeing them from the constraints of their world, which was only the size of three planets, and allowing them to travel to other worlds. In these other universes, they encountered immortal elves, technologically advanced new humans, and powerful and prosperous magical empires. Incredibly, however, their civilizations all shared a common belief. "What? You also believe in time travelers?"