The princess has been kidnapped by a strange creature! What to do? Grab a mallet and bash heads in until you can get her back, that's what! Mallet Legend's Whac-A-Critter is based on the classic coin-operated redemption game Whac-A-Mole. Each stage has nine holes, out of which various creatures appear. The player must hit as many of the "bad" creatures …

Earth Defense (aka: The Earth Defend) is an unlicensed game for the Sega Mega Drive/Genesis; it was developed by AV Artisan and published by Realtec in both North America and Taiwan, without a license from Sega.