Cecil Harvey OBD
Cecil Harvey as a Paladin

Name: Cecil Harvey
Origin: Final Fantasy IV
Gender: Male
Classification: Lunarian/Human Hybrid/Former Captain of Baron's Red Wings/Former Dark Knight/Paladin/King of Baron
Age: 20 (21 during Interlude and 37 during The After Years)
Powers and Abilities: Super strength, speed, durability, magic, skilled swordsman, energy blasts (in the form of Darkness) | Super strength, speed, durability, magic, enhanced senses (in the form of Libra and Sight), skilled swordsman, summoning (in the form of Odin), healing and regeneration (mid-low), barrier creation (in the form of Protect and Shell), energy blasts (in the form of Holy cast via Lightbringer), teleportation | Super strength, speed, magic, skilled swordsman, elemental manipulation (of the fire [Black Fang] variety), energy blasts
Weaknesses: Nothing notable
Destructive Capacity: Multi continent level (comparable to Kain Highwind [a person that could defeat Cecil Harvey] at the start of the game) | Large planet level+ (defeated Zeromus and was acknowledged by Fusoya [the party collectively anyway] to have potentially surpassed the Lunarians, wounds Holy Dragoon Kain Highwind, and helped defeat The After Years Dark Knight Cecil) | Large planet level+ (able to wound the party and mortally wound Golbez)
Range: Extended human melee range with Dark Sword/Deathbringer, much higher with Darkness | Extended human melee range with Mythgraven Blade/Excalibur/Ragnarok/Lightbringer, much higher with magic | Extended human melee range with Dark Sword, much higher with Darkness and Black Fang
Speed: Sub-relativistic (capable of fighting Base Gilgamesh)
Durability: Multi continent level (survived Titan's [an Eidolon stronger than Ifrit] Earthquake at the start of the game.  Also comparable to Yang and Edward who survived magic attacks from Golbez [not to say Golbez was going all out, but his attack was implicitly more powerful than anything Kain was dishing out based on Golbez's dialogue]) | Large planet level+ (tanked Leviathan's Deluge, tanked Dark Bahamut's Megaflare, survived numerous attacks from Zeromus [at least one Big Bang at the start of the fight and potentially any number of Whirl/Flare attacks everytime Zeromus counters White/Black Magic], survived a Maenad summoned Bahamut's Megaflare, tanks numerous attacks from Holy Dragoon Kain Highwind, survived a beating from the entire party, and tanks numerous attacks from The After Years Dark Knight Cecil Harvey as a vegetable) | Large planet level+ (survives a beating from the entire party [notably consisting of Holy Dragoon Kain Highwind and Golbez])
Lifting Strength: Class M+ (comparable to Ifrit) | Class G+ (comparable to Base Gilgamesh) | Class G+
Striking Strength: Class NJ (comparable to Kain Highwind [a person that could defeat Cecil Harvey] at the start of the game) | Class XKJ+ | Class XKJ+
Stamina: Superhuman+
Standard Equipment: Dark Armor, Dark Shield, Dark Sword/Deathbringer | Armor, Shield, Mythgraven Blade/Excalibur/Ragnarok/Lightbringer | Dark Armor, Dark Shield, Dark Sword
Intelligence: Skilled and and experienced combatant.  As a former Captain of the Red Wings, Cecil Harvey is a cunning battle tactician.  Also, as King of Baron after the events of Final Fantasy IV, Cecil Harvey is implicitly competent at running a nation
Notable Attacks/Techniques:

Notable OBD Victories:

Notable OBD Losses:

Other:

Cecil Harvey OBD
Cecil Harvey as a Dark Knight
Cecil Harvey OBD
Cecil Harvey during The After Years

Key: Dark Knight (Final Fantasy IV) | Paladin (Final Fantasy IV and The After Years) | Dark Knight (The After Years)