This release date was announced in a tweet by Atari stating, ”New Ghostbusters game for sure, check it out http://on.fb.me/icOufi March 23rd you can download it on Xbox & Playstation”
Ghostbusters: Sanctum of Slime has been developed by Wanako Studios as a twin-stick shooter - the developer is no stranger to the genre, having developed the classic Assault Heroes games. The PC version was also announced, but has not yet received a release date.
