"...'Doctor Strange In The Multiverse of Madness' follows the events of 'Avengers: Endgame', as 'Dr. Stephen Strange' continues his research on the 'Time Stone'. But an old friend turned enemy seeks to destroy every sorcerer on Earth, messing with Strange's plan and causing him to unleash an unspeakable evil..."
The character of 'Clea', the main love interest and disciple of 'Doctor Strange', was created by writer Stan Lee and illustrator, co-plotter Steve Ditko, debuting in "Strange Tales" #126 (November 1964).
Maternally related to the inter-dimensional 'Faltine' race of energy beings, Clea is the daughter of 'Umar' and niece of 'Dormammu'.