There's probably a reason everything and its brother went on sale this weekend. That's because there are next to no new releases for the coming seven days. Earth Defense Force: Insect Armageddon, on 360 and PS3, is your big highlight.
Earth Defense Force: Insect Armageddon (Xbox 360, PS3) — The followup to Earth Defense Force 2017 charges you with defending, well, Earth from an insect armageddon. Tanks and mechas complement an armory that runs 300 weapons deep.