At an earlier Microsoft press event, SNK announced a bunch of Xbox LIVE titles that include Garou: Mark of the Wolves and The King of Fighters: Sky Stage. Noticeably absent was Metal Slug 7.
https://kotaku.com/snk-making-fighting-shmup-game-bwah-5220851
The game was announced last fall as an Xbox LIVE title. Why’s it M.I.A.? According to Ignition Entertainment, “It is still happening, but I believe that’s scheduled to be a 2010 title.” Sit tight!
What Happened To Metal Slug 7 For Xbox Live Arcade? [Siliconera]