As Gamerscore Blog has detailed, both Doom and Assault Heroes are now Xbox Live Arcade Hits, which means that they will have their prices dropped to 400 Microsoft Points. The price cut will take effect this Wednesday, when gamers will second chance to pick up one of these great games, both of which feature full campaign co-op for two players. So, whatever your preferred enemies are, evil demons or robotic spiders, one of these games is for you. Also, now would be a great time to pick up Assault Heroes, since the sequel's been announced. You'd hate be be rusty when piloting your amphibious armored assault vehicle, now wouldn't you?