The main rule is set up in the game is “Big fish eat little fish!”. You can activate the player number by clicking on up sides in “Player” select screen and you can pick your own fish character. fish eat grow big, io game, arcade game, multiplayer game, two player game, funny game, animal game, ocean game, size matters, mobile game, touch controls, big fish, little fish, gameplay, strategy, competitive, arcade, online game, free game, play with friends