BANSHEE

Real Name: 
Sean Cassidy
Universe/Timeline: 
Marvel Universe
Status: 
Deceased
Category: 
Mutant
Nationality: 
Irish
First Appearance: 
Last Appearance: 
Uncanny X-Men (5th series) #21
Cause of Death: 
Killed in battle with the techno-organic Sentinels of O*N*E