Friend of the X-Plainers and All-Around Excellent Fellow Tyler Crook has developed what is clearly the ideal solution to the Mystery of Magneto’s Missing Mustache:
The whole thing is pretty splendid, but I think my favorite touch has to be the wee Quicksilver and Scarlet Witch in the corner. Marvel/Disney/Fox/whoever owns the relevant toy licensing rights, you need to make this wonder a reality.