Apocalypse Game: Don't Make Me Smile

[Doomsday + superpowers + laugh until your abs hurt + no bleeding-heart protagonist + male lead is ruthless] Zhou Chen is unexpectedly trapped in the future and dragged into a doomsday game. But he soon realizes there’s something seriously wrong with this game. Class description: [You’re dead, but not entirely dead.] Skill description: [Smile, and your troubles melt away.] Mission description: [Kill 200 mutated rats.] ????? Zhou Chen: What am I supposed to kill them with? Game: [Please face them with a smile.] And so Zhou Chen begins this inhuman journey. Mutated creatures, bizarre zombies, game players, superpowered evolvers, and androids: all of you, get out of my way! Anyone who blocks me dies!!! You may not believe this, but in the apocalypse, I smiled my way through the slaughter.