Fan Casting Mighty Avengers:foreshadowing of terror

here this will take a different tone since Tony Stark received a call from another parallel universe or another reality whose seems to be on the verge of collapsing due to a virus that supposedly fell from a meteorite, which is infecting several people until they become undead or Better said zombies, this call is made by the fantastic mister of the parallel universe or another alternate universe, this threat is imminent and the zombie plague will be a dimensional chaos.