Play it now at MSN Games
UnUn.io is an extremely amusing MMO racing game. Join a competition against lots of enemies around the world and defeat all to become the winner. It is also necessary for you to climb up to the highest floor if you want to prove your ability. Watch out! Try to avoid hitting spike tiles spawned randomly in UnUn.io and knocks from other characters! You must prepare to deal with dangerous situations whenever or everything will lose if you die. Start to explore the first stage and show your skills now!