For 10 points, give this superpower of Mystique.
An alien from the planet Popup named Impossible Man possessed this ability. The second-in-command of the organization Factor Three possessed this power and was named Kevin Sidney, and various characters like the Hulkling and Kl'rt were given this power by their biology. Dmitri Smerdyakov was a (*) Spider-Man villain who used a pseudo-version of this power through technology and acting before gaining it for real. The Chitauri alien race has this power, and the most famous character with this power has attempted multiple assassinations on Robert Kelly, took the alias of Raven Darkholme, and is a villainous mutant with red hair and blue skin. For 10 points, give this superpower of Mystique.
An alien from the planet Popup named Impossible Man possessed this ability.
shape-shifting (accept any synonym that reasonably expresses the ability to take new appearances or look like other people; the unnamed characters are Changeling and Chameleon)