The End of the World: I Suppress All Races

At the end of the world, a wormhole is opened, and all races arrive. At the same time, more than ten years later, the strong humans from the future will travel back and merge with their current selves. The apocalypse has begun, and with their future experience, they feel invincible. Until they met Chen An, who had no future identity integration. Isn't he dead? How did he become so strong? How come the timeline of this world is different from the one they know? Are you a future warrior? There is no future in front of me, kneel down! Are you the future king? Did I let you speak? Kneel down! I, Chen An, don't care about the afterlife or my past life, I just want to be invincible today! I conquer all races with my own strength! This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.