Marvel Universe Online's development has "hit serious development troubles," 1UP's Patrick Klepek reported on Tuesday, November 13.
1UP citing anonymous inside source says that the MMO - in development for Xbox 360 and Windows Vista by the Marvel, Microsoft and Cryptic Studios partnership - is either "dead" or in "serious trouble."
1UP reports Cryptic Studios' recent troubles as well as statements from Microsoft and Cryptic.
Updates:
This title is the "big Microsoft first-party exclusive" that's been rumored to be cancelled.