L.E.G.I.O.N. (1989-) #56

A bizarre string of unsolved murders on Cairn leaves Vril Dox's secret police baffled. But a mysterious, eight-foot-tall, pink costumed hero known only as the Masked Avenger appears on the scene to help. Who is this masked man? And why does he look so much like Garv, who recently quit the team?