12 issues
"Avengers/X-Men" Utopia
Utopia is a 2009 Avengers/X-Men crossover set against a backdrop of mutant riots in San Francisco. As martial law descends on the city, Norman Osborn's H.A.M.M.E.R. forces become involved, forcing the X-Men into direct conflict with both the government and elements of the Avengers.
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12
