Ever wondered what happened to StarCraft: Ghost or Mario 128 or Shenmue 3? Some games disappear with a whimper, never officially cancelled but no longer in development. Others are give a legitimate sendoff via press release, only to resurface years later. Seeking closure, IGN assembled a list of some titles that have gone missing in action. They made some calls, did some snooping and endeavored to discover the truth about the games we once eagerly anticipated.