Amazon has a few gaming deals going on today, but the highlight is Mass Effect 3 for $30, 50 percent off the regular price. The offer is available on the PC, Xbox 360 and PS3 standard editions of the game. Feel free to put that other $30 aside to buy a better ending when the time comes.

Amazon is also holding lightning deals today on a variety of gaming hardware and software. The crew at Thrifty Nerd has taken a crack at deducing the devilish clues of what will be discounted. The lightning deals will begin at 9AM Pacific, Noon JST (Joystiq Standard Time).

This article was originally published on Joystiq.