Excalibur (Comics)

Excalibur was a 1988-1998 comic book series created by Chris Claremont and Alan Davis and published by Marvel Comics. Set in the X-Men universe, it featured a British-based team of mutants who defended the UK (and the world) from various enemies.

Issue # 6
The demon N'Astirh beckons Meggan to his servitude and transforms her into the Goblin Princess.

Issue # 46
Meggan, member of the Marvel superhero team Excalibur, is hypnotized and told to reveal her true form.