Changeling (Marvel Comics character)

Changeling (Kevin Sydney) is a fictional character appearing in American comic books published by Marvel Comics. Created by writer Roy Thomas and artist Werner Roth, the character first appeared in The X-Men #35 (Aug. 1967). Changeling is a mutant shapeshifter and was a short-lived adversary for the X-Men who impersonated Professor X and died shortly after, making him the first member of the X-Men to die in action. The character was adapted as Morph in the 1990s for X-Men: The Animated Series. An alternate reality version of the character, also named Morph, appeared in the 2001 series Exiles. The original Changeling was resurrected in the 2025 series Astonishing X-Men, where he takes on the name and blank white appearance of Morph.