BioShock Infinite on sale for $10 on PC and Mac, $20 on PS3 through Amazon

The PC and Mac versions of BioShock Infinite are currently discounted to $10 on Amazon, $20 off the game's list price. The sale price applies to both digital and boxed versions of the game.

Additionally, players can pick up the PS3 version for $20 on the retailer's site. Of course, BioShock Infinite is free for PlayStation Plus members on PS3 this month, so those looking to check the game out at a discount may be better off picking up a three-month subscription at the standard rate of $17.99.