Karnage.io is an online shooting game at k2t2.com. Karnage.io is a great multiplayer .io game. Enter the arena and battle other players. Collect weapons, ammo, and armor as you become stronger and stronger. Don't fall off the platform, because the lava will kill you! The game features multiple weapons such as the assault rifle, sniper rifle, minigun, pistol, shotgun, and revolver. Play Karnage.io unblocked.