User blog comment:Mark4518/X-Men’ Producer Would Love An ‘Avengers’ Movie Crossover/@comment-1895174-20130219133851

Nope.

The X-Men film franchise is just as large and as complicated as the MCU. Best to leave them separate.

I've never understood this fascination with trying to cram every Marvel property under the banner of the MCU. It seems pointless and short-sighted.