Hit your opponent out of the arena. Then you will become bigger and stronger.
When you are last one on the arena, you will win.
Bump
Snowball.io
Make a snowball bigger and bump it to opponents to flick them off the play field. You can make one giant snowball or a number of small balls and you can bump it directly to the opponent or snipe them with it. It is totally up to you. Click mouse button to make snowballs.