Argumento
The Avengers Annual Vol.1 #20-Subterranean Wars 1/5: Of moles and mutates-(Junio 1991)---Paul Ryan--Kevin J. West
The Avengers Annual Vol.1 #20-The history of Subterranea-(Junio 1991)---Peter Sanderson--Jeffrey Moore
The Avengers Annual Vol.1 #20-Burning Vision-(Junio 1991)---Eric Fein--Michael Bair
The Avengers Annual Vol.1 #20-A wing and a prayer-(Junio 1991)---Michael Higgins--Ed Murr