This game is a based on the popular theory of evolution. The game play begins with you controlling a fish fighting for its survival in a hostile world filled with so many enemies and of course so many preys for food. The clear objective in the game is to eat all the smaller fish while keeping away from the bigger fish. Eating enough fish will help your fish to evolve and gain new abilities. This particular online game can be played in easy, normal, hard or insane mode. The game features so many bonuses and other appealing surprises that keep becoming available as the game progresses.