 A bonus sub-game involves random pigs popping out of holes, and the player must knock them back down the hole with their own pig, in a similar mode of gameplay to Whack-a-mole.The game was released on various home computer systems such as ZX Spectrum, Commodore 64, MSX and Amstrad CPC by U.S. Gold as Psycho Pigs U.X.B.There were several criticisms of sexism when an advert of the game showing a semi-naked model holding the video game case was published in some specialized magazines.