The shared nature of the Marvel Universe has always been one of the best elements of the franchise. Seemingly disparate characters could interact, bristle against one another, and form unlikely bonds with one another. On paper, the X-Men and the Thor corners of the universe would seem to be largely different, but the two have run into each other in the past. Now, amidst the chaos of Fall of X, the connection between their parts of the universe is being reinforced.
Source：https://www.cbr.com/x-men-fall-of-x-mutants-thor-connections-marvel/
