The Avengers Vol. 1 (1963-1996) #83

Plot

Valkyrie shows up at Avengers HQ and convinces Wasp and the Scarlet Witch to join her team of Lady Liberators; With the male members of the Avengers attending Tom Fagan's Halloween parade, the Masters of Evil attack and pummel our heroes; The Lady Liberators show up to save the day and do what their male chauvinist pig counterparts failed to do as they make quick work of the villans; Valkyrie is revealed to be the Enchantress, however, and the lady heroes are forced to defeat their former leader; The gender war rages on.