Sl4sh.io unblocked game is set in a world where you find yourself as a triangle of the certain color in a survival combat. To become the top player, you have to destroy every opponent you encounter on the way. Move in the direction you want and speed up when detecting the target to lunge into their body and damage them. In Sl4sh.io, you should defend your life to survive and level up. Aside from that, you also need to improve the own stats. Let's play and dominate the leaderboard!