Amazon is selling Gears of War: Judgment for $9.99. It might be the lowest it's been in (NEW) condition, correct me if I'm wrong.
Gears of War: Judgment
In-Store only. Lowest price ever for Ken's Rage 2. Game might become rare since this is the only retail version available.
http://www.gamestop.com/xbox-360/games/fist-of-the-north-star-kens-rage-2/107677