The X-Men and the Avengers are at war! With the Phoenix Force closing fast, both teams are forced to take extreme measures to deal with its incredible power. Staunch allies and former friends clash as the fate of both mankind and mutant kind hangs in the balance. Whoever wins, one thing is for sure — the Earth will never be the same again!
Collecting Avengers Vs. X-Men #5–8 and AVX Versus #3–4.