For a limited time (actual dates not given), if you buy three select game titles from Amazon, you'll receive the lowest priced one for free.

Games on the list include Little Big Planet 2, Gran Turismo 5, Bulletstorm, Donkey Kong Country Returns, Killzone 3, and several others. Follow the purchase link to see a full list and prices.

Amazon is currently offering Demon Souls, the greatest hits version, for right at $15, and you'll get the soundtrack as well. Demon Souls is one of the more popular PS3 titles, with a focus on being non-linear and letting you build your character the way you want.

Borderlands Game of the Year edition, which features the first three DLC for the game, is 50% off on Amazon, for today only. Borderlands is a unique blend of FPS and RPG, with a focus on collecting loot.

For one day only Amazon is offering Grand Theft Auto IV: Complete, for 30% off.

For one day only Amazon is offering Pokemon Black and White, the most recent games in the core Pokemon series, for $25. These Nintendo DS games feature over 150 new pokemon and an entirely new region. Pokemon veterans will be happy to hear that TM's now have infinite uses, and experience gains have been scaled to make levelling low level Pokemon easier.