Worms

Sheep mode:
Press Green, Up, Pause(2), Yellow at the title screen to immediately get three sheep, one banana bomb and one minigun. Enter the weapon options screen for unlimited sheep.

View level:
Hold Top R and press the D-pad to shift the view around the current level.

Change fuse:
Hold Top R + Red to change the fuse on a grenade, cluster bomb or banana bomb.

Change bounces:
Hold Top R + Blue to toggle between high and low bounces on a grenade, cluster bomb or banana bomb.

Quit options:
Pause game play and press L. Press L again to leave that screen. Doing this on the landscape generation screen will return the game to the title screen.

Toggle worm names:
Hold Top R and press Red to toggle the display between all names, your names, and no names.

Center screen on current worm:
Hold Top R + Blue during game play.