Major Nelson has announced that this week's Xbox LIVE Deal of the Week is the acclaimed shoot 'em up Ikaruga.

Usually priced 800 MS Points, the game can now be bought for only 400 MS Points until Monday, July 20.

Ikaruga features five levels of intense shmup gameplay, playable alone or with a friend (locally or over Xbox LIVE). There's also the usual leadeboards and Achievements, plus the ability to record and replay levels.