User blog comment:ProfessorKilroy/Agents of SHIELD - First Look/@comment-3048593-20130513173810/@comment-3317214-20130514223151

Yeah, no. Fox has the rights to the mutants, to the extent of Marvel not being able to even mention them. But otherwise, that could be a cool way to begin introducing mutants into the MCU, not to mention Quicksilver and Scarlet Witch, who are rumoured to be in Avengers 2.