I have cheat skill in Warhammer 40k

John is a video game enthusiast who discovers a cheat skill that allows him to travel to the Warhammer 40k universe and back to his own world. He becomes obsessed with the game and spends countless hours playing and learning about the lore of the universe. Now let us see what awaits him "in the grim darkness of the 41st Millennium, where there is nothing but war".