Who Would Win?

Buffy Anne Summers

Slayer ; (formerly) Waitress ; DoubleMeat Palace employee ; Sunnydale High Counselor

Slayer Strength, Superhuman Speed, Enhanced Durability, Accelerated Healing, Prophetic Dreams, Expert Martial Artist, Weapons Proficiency

Stakes, Crossbow, Scythe, Holy Water

Slayer Army, Scooby Gang, (formerly) The Initiative, Watchers Council

Erik Lehnsherr

Mutant rights activist, former villain, Genosha leader

Flight, Super Strength, Stamina, Invulnerability, Intellect, Force Field, Blast Power, Magnetism, Unarmed Combat, Gadgets, Electricity Control, Electronic Disruption, Levitation, Energy Shield, Gravity control, Energy Manipulation, Leadership, Longevity

Helmet (telepathy-proof), Asteroid M base, Savage Land tech

Acolytes, Avengers, Avengers Unity Squad, Brotherhood of Arakko , Brotherhood of Evil Mutants, Cabal, Commission on Superhuman Activities, Cosmic Champions, Excalibur, Great Ring of Arakko, Hellfire Club, Horsemen of Apocalypse, Horsemen of Salvation, House of Magnus, Illuminati, Prime Movers, Romani, S.W.O.R.D., Savage Land Mutates, Stranger's Prisoners, The Makers Chosen, The Quiet Council of Krakoa, The Twelve, Thor Corps, Thunderbolts, X-Force, X-Gene Mutant, X-Men