Who Would Win?

Charles Francis Xavier

Mutant rights leader, founder of the X-Men

Telepathy, Intellect, Psychic, Psionic, Insanely Rich, Unarmed Combat, Gadgets, Astral Projection, Possession, Illusion Casting, Hypnosis, Leadership

Cerebro (telepathy amplifier), hoverchair, Xavier's School for Gifted Youngsters

B.A.H., Brotherhood of Evil Mutants, Cosmic Champions, Defenders, Excalibur, Horsemen of Apocalypse, Illuminati, New Mutants, Shadow-X, Starjammers, The Quiet Council of Krakoa, The Twelve, Thunderiders, United States Army, X-Corporation, X-Gene Mutant, X-Men, X-Treme X-Men, Xavier Institute

Wanda Marya Maximoff

Avenger, mutant / nexus being

Flight, Telepathy, Telekinesis, Teleport, Psychic, Force Field, Blast Power, Healing, Magic, Invisibility, Fire Control, Psionic, Unarmed Combat, Weather Control, Divine Powers, Siphon Abilities, Necromancy, Electricity Control, Ice Control, Mesmerize, Astral Projection, Animation, Probability Manipulation, Precognition, Light Projection, Holographic Projection, Reality Manpulation, Levitation, Soul Absorption, Duplication, Emotion Control, Matter Absorption, Animal Control, Energy Shield, Time Travel, Siphon Lifeforce, Sense Death, Darkforce Manipulation, Illusion Casting, Wind Bursts, Earth Manipulation, Genetic Manipulation, Time Manipulation, Plant Control, Hypnosis, Water Control, Energy Absorption, Energy Manipulation, Cosmic Awareness, Willpower-Based Constructs

Darkhold (Book of the Damned) — mostly relies on innate chaos magic

A-Force, A-Next, Avengers, Avengers Unity Squad, Avengers West Coast, Brides of Set, Brotherhood of Evil Mutants, Darkhold Defenders, Defenders, Excalibur, Exiles, Force Works, Holy Guard, Horsemen of Apocalypse, House of Magnus, HYDRA, Hysteries, Lady Liberators, Nexus Beings, Romani, Secret Defenders, Strange Academy, Super Hero Squad, The Vi-Locks, Ultimates, Vizier's Guard, Witches