The Second Chance of the Returned Warrior

The World has turn to a bloodbath of never ending war after the invasion of the monsters from the other world and the dark gods of the other world made the universe a game that only survival is the choice as the battle get tougher. Humanity has face extinction and the only one survive is Ryder, a Legendary Warrior, He was given a chance to reincarnated to his younger self and change the fate of the world and end the game once and for all.