This, is me, K.O.! Ulitimate hero!
— K.O.


K.O. (sometimes just written as KO) is the main protagonist in the "OK K.O.! Let's Be Heroes" series. He fights those of Boxmore, with Radicles and Enid. His employer is Mr. Gar, the owner of Lakewood Plaza Turbo.

K.O. is an eager young boy who wishes to be one of the world's greatest heroes and to make his mom proud. It has been shown that K.O. is sensitive when it comes to the subject of his father since he never knew him well.

Turbo K.O
I'm gonna show you my darkness
— T.K.O.


Turbo K.O., or T.K.O. for short, is K.O.'s anger sealed within his subconscious. With help from the Shadowy Figure, he was able to take over K.O's body for some time.

T.K.O is the exact opposite of K.O.; an unhappy, selfish, and angry person. Turbo show no desire for friendship or family, but pure destruction, chaos, and power. Unlike K.O., Turbo shows no mercy to anyone when fighting, especially his own friends and family.

Powers and Stats

Tier: 9-B | High 8-C

Name: K.O. | Turbo K.O.

Origin: OK K.O.! Let's Be Heroes

Gender: Male

Age: 6 to 11

Classification: Human, Level 0.1 hero

Powers and Abilities: Superhuman Physical Characteristics, Energy Projection, Energy Manipulation, Basic Martial Arts, Resistance to Soul Manipulation (Could stay active after his soul was stolen) and being levitated against his will (Can swim on air) , Some degree of Toon Force, Gets more powerful after every battle, Explosion Maipulation, Pain Tolerance | Superhuman Physical Characteristics, Energy Projection, Energy Manipulation, Flight, Electricity Manipulation, Explosion Manipulation, Rage Power

Attack Potency: Wall Level (Destroyed a wall) | Large Building Level (One-shot Mega Darrell, Punched Rad into orbit, Easily knocked out multiple Level 11 heroes)

Speed: Relativistic (His attack could reach the moon in seconds) | Unknown, but Higher

Lifting Strength: Superhuman (Lifted all the other heroes in the plaza with one arm) | Unknown, but Higher

Striking Strength: Class KJ | Class GJ

Durability: Wall Level (Took a hit that made a crack in a wall, Took casual hits from Big Darrell, Took a hit from Shannon) | Unknown, but Higher

Stamina: Likely Superhuman (Can stay active after taking Wall Level attacks) | Unknwon

Range: Melee, Several kilometers with Energy Projection | Unknwon

Standard Equipment: None notable

Intelligence: Average

Weaknesses: Doesn't have total control over his powers | K.O can take back control over his body in the middle of a fight

Key: K.O. | T.K.O


Notable Victories:

Notable Losses:

Inconclusive Matches: