We're sure glad that Batman: Arkham Asylum comes from the darker-themed Batman material and not the awful Batman & Robin movie. Bat nipples, anyone?

Video Blips:

• Talk about grimy: The Batman: Arkham Asylum trailer will leave you in need of a cold shower. [GameTrailers]

Continue after the break for a Muramasa: The Demon Blade gameplay breakdown, some behind-the-scenes info on Scribblenauts' hype, and info on an expansion for some game called Halo 3.

• This Muramasa preview almost makes you believe that the Wii's graphical capabilities are enough. [GameTrailers]

• Scribblenauts apparently has universal appeal. That explains why our inner 12-year-old wants to see what dirty words we can get away with. [GameVideos]

• Halo 3: ODST Vidoc 2 reminds me of some mnemonic we made for chemistry. Except this is a bit more exciting. [GameVideos]