Aliens, androids, demons, mutants and more! Still in the team's early days, the wondrous Whackos continue filling out their roster, but the crazed and compulsive Quicksilver is out to depopulate both Avengers teams in a run for revenge - in three grudge matches setting his ex-teammates against the android Zodiac! Plus: the origin of Mockingbird and the rebirth of Tigra! Secrets of S.H.I.E.L.D. and long-lost villains! COLLECTING: West Coast Avengers 10-16, Annual 1; Avengers Annual 15.