
While playing this game, you can add more fun by typing the cheat code during the game. Typing the cheat code will add special effect to the game and you'll experience different style of game. Here are the cheat codes I know.
Typing "zombie" will make the fish appear "dead" but actually not.
Typing "space" will make the fish seem to be in the outer space.
Typing "wavy" will make the fish swim like in the wavy water.