Jennifer Lawrence Reveals Why She's Returning as Mystique Daily X Men: Apocalypse Features A Little Bit of Blue Mystique Mystique X Men Movies Wiki Fandom MYSTIQUE Mary Jane Flats. Ballet flats that bring a timeless elegance to any outfit, even when you should have been on the way ten minutes ago. MYSTIQUE is the effortlessly feminine and functional flat. Not one to raise her voice, but shell command the attention of any room just by stepping into it. Welcome to 7th heaven. All of your favourite shoe colours live here, too.