Real Name: Guilietta Nefaria (clone)
Current Group Affiliation (at time of death): Avengers
Former Group Affiliation: None
1st Appearance: IRON MAN(v.1)#320 (1995)
Issue Joined: AVENGERS(v.1)#397
Status: Honorary member, deceased as of AVENGERS(v.3)#34 (2000)
Known Superhuman Powers: None...Masque just used firearms and other weaponry to battle crime.
Other Aliases: None
Issues of Avengers featuring Masque:
#393-395; #397-399; VOL.3: #32; #34