Agar.io, also known as Agario is a super cool multiplayer survival KiZi game online! You start as a single cell. Consume other players to grow larger! Eat cells that are smaller than you. Avoid being eaten by the bigger ones. Use your mouse to play the game. Press W to eject mass and space bar to split yourself. Compete against millions of players and dominate the World of colorful cells. Try to become the biggest cell of them all. This game is incredibly easy to pick up and start playing, but it’s difficult to master. Play Agar.io game online anytime for free at KiZi Games!