K.O. aspires to be the greatest hero ever. When he arrives at Lakewood Plaza Turbo with his mom and former champion Carol, he is drawn to Gar's Bodega, run by the powerful Mr. Gar and his two employees Rad and Enid.
K.O. wants to be as heroic as his new friends Rad and Enid and decides the way to do so is to sneak into Lord Boxman's lair and take him on by himself.
K.O. sets out to prove to Enid that helping people is rewarding, but then he meets some kids who take advantage of his helpful nature.
K.O. makes a documentary of a day in the life of his karate master mom, Carol.
K.O. battles one of Lord Boxman's robots all by himself, only to be faced with bigger and bigger versions of, before learning that they share something in common.
K.O. uses his fighting skills to break every crate and barrel in the store's warehouse as per Mr. Gar's order.
When a new robot, Raymond, defeats the three heroes to steal the sign to Gar's, K.O. teams up with Darrell and Shannon to get it back.
K.O. helps a strange girl from school, Dendy, get the parts she needs to repair her high tech backpack.
Rad claims to know everything, which impresses K.O. and annoys Enid. However, his knowledge is put to the test when the group must venture into the mysterious backroom.
K.O. gets into a verbal fight with Chameleon Jr. ending in a rendezvous between their parents. While Carol tries to resolve things peacfully, Chameleon Sr. isn't so willing.
Enid gets turned to stone by a Wizard because he believes she displayed rude behavior towards him. K.O. tries his best to turn her back to normal, as he thinks he is the only one who can because he "gets her".
When K.O. forgets his name tag, Rad lets him use his, resulting in everyone thinking K.O. is Rad. Along the way, K.O. discovers some personal things about Rad causing him to think that there's more to him than he puts off.
A look through the history of production for Lakewood Plaza Turbo and later OK K.O.! Let's Be Heroes, set to an extended version of the theme song. Clips from the original pilot, mobile app, console game, behind-the-scenes footage and the final opening sequence of the series.
Joe Cuppa, Lakewood Plaza Turbo's local comedian, is all washed up and jobless. K.O., Rad and an unenthusiastic Enid try to help by hiring him to work at Gar's, which is just in time for Shannon's attack on the Bodega.
K.O. and Rad must run the Bodega and take care of themselves while Enid hangs out with 3 tiny pest-like self proclaimed cool kids that break in through the pipes.
Rad and Enid reminisce about when they started working at the Bodega, and discovered how amazing Mr. Gar really is. Later, Crinkly Wrinkly barges in to tell the tale of the Plaza's origin.
After some misdirection from Brandon, K.O. decides to reunite Carol with one of her archenemies for Mother's Day.
Boxman captures K.O., Enid and Rad, but seems a little distracted.
Our heroes play an arcade game that makes them face their greatest fears.
When Rad posts a video that goes viral, he tries to milk his 15 minutes of fame.
When an old friend of Enid's comes to town, she gets the opportunity to right an ancient wrong.
When Rad throws his own prom at the Plaza, K.O. tries to makes sure it goes off without a hitch.
Love is in the air and Cupid arrives to resolve romantic tension around the plaza.
K.O. decides to help Ginger recapture her glory days.
Searching for power, K.O. accepts the help of a mysterious figure; the heroes band together to save the plaza from a new menace.
Boxman must go 24 hours without attacking Lakewood Plaza Turbo.
K.O., Rad, and Enid have to think outside the box to defeat Mikayla, a new animalistic robot.
When K.O. realizes Pow Cards exclude Dendy due to her Kappa heritage, he’s devastated by the clear discrimination. So the two of them decide to sneak into the factory that makes the Pow Cards to see if they can change it.
When a long-lost hero stumbles into Gar’s, K.O. agrees to help him complete his years long quest.
K.O. joins Mr. Gar on a stakeout.