X-Men Gold and Blue are sent back to the time when the Avengers had just formed to assassinate them. The X-Men strike teams and Avengers (1960s) are at their levels during the time in which the teams existed (1990s? so no Phoenix). X-Men get first hit on Thor.
Morals on for X-Men, Morals off for Avengers
Morals off for both teams
Morals on for both teams
Morals off for X-Men, morals on for Avengers.
Classic Avengers: Captain America, Wasp, Giant Man, Sub Mariner, Hulk, Thor, Iron Man