Mephistopheles (Earth-8000)

Mephistopheles is a legendary Demon God, one of the Seven Archdemons, and one of the last members of the Old Ones.

Powers
Transcendent Demon Physiology: Being formally a Archangel, one of the 12 first and original angels at the start of the First Multiverse, Mephisto is demon of godlike power, who could even rivals Gods themselves.
 * Absolute Condition: Gain unstoppable physical and mental powers.
 * Absolute Defense: Defend against virtually anything.
 * Absolute Immortality: Possess the everlasting life of a god.
 * Absolute Intelligence: Have god-like intelligence.
 * Absolute Strength: Possess the infinite strength of a god.
 * Apocalyptic Force Manipulation: Conjure and Manipulate armageddonic catastrophes.
 * Chaos Magic: Control all forms of chaotic magic.
 * Chaos Manipulation: Cause and control chaos.
 * Sin Empowerment: Users are augmented by all forms of wickedness.
 * Chaotic Form: Often times, transcendent demons are mostly in a body that hides their true form in order to keep their true power hidden.
 * Corruption Manipulation: Cause and control corruption.
 * Dark Arts: Wield all forms of powerful dark magic.
 * Dark Element Manipulation: Control dark and powerful elemental forces.
 * Dark Energy Manipulation: Manipulate an unlimited reservoir of dark energy.
 * Dark Matter Manipulation: Control universal dark matter.
 * Darkness Manipulation: Command all the forces of darkness.
 * Negative Forces Manipulation: Control the full power of negative forces.
 * Reality Warping: Become capable of warping the fabric of reality in anyway the user sees fit.
 * Singularity: Become a demon with no equal.
 * Darkside View: Users able to look inside the souls of another creature and are able to create or turn them into their own dark side.
 * Demon Creation: Create countless hordes of demons.
 * Demonic Force Manipulation: Able to control vast, incredible demonic powers.
 * Demonic Element Manipulation: Control the demonic elements.
 * Demonic Empowerment: Gain strength and power of demonic forces.
 * Demonic Energy Manipulation: Manipulate demonic energies.
 * Demonic Aura: Become surrounded in a powerful demonic energy.
 * Demonic Magic: Control hellish mystical abilities.
 * Demonic Weaponry: Create powerful demonic weapons that are specifically suited for the user.
 * Divine Slayer : User is powerful enough to slay even the greatest of gods.
 * Primordial Darkness Manipulation: User may learn to harness the ancient darkness.
 * Vice Inducement: Infect lesser beings with the power of pure sin.
 * Hell Lordship: Users are able to take their place as ruler of hellish and demonic realms.
 * Dark Lord: Possess the powers of a dark lord.
 * Higher Consciousness: Users are able to enter a state of awareness uncommon to lesser demons.
 * Human Disguise: Take on a human guise to blend in with human society.
 * Metaphysics Manipulation: Transcendent demons have access to supernatural abilities and powers that are able to affect the world on a universal scale.
 * Destruction: Destroy virtually anything.
 * Hypercompetence: Be masterfully skilled at everything.
 * Nether Manipulation: Command the power of Nether.
 * Psionics: Posses numerous psychic powers.
 * Nigh Omnipotence: Have overwhelming, near-infinite godlike power.
 * Nigh Omniscience: Have almost infinite knowledge and acute awareness of all events across the cosmos.
 * Omnifarious: Take on absolutely any form at anytime.
 * Prime Being: The first and most powerful of its kind.
 * Regenerative Healing Factor: Regenerate from almost any form of injury.
 * Size Manipulation: Can grow or shrink to immeasurable sizes.
 * Teleportation: Can move to any location in the blink of an eye.
 * Transcendent Energy Manipulation: Manipulate transcendent energy forces.
 * Anti-Magic: Is able to utterly destroy the very concept of Magic itself.