Searching for power, K.O. accepts the help of a mysterious figure; the heroes band together to save the plaza from a new menace.

When KO finds moments of his life slipping by, he begins to suspect something weird is going on.

When world-class hero Sonic the Hedgehog visits the plaza, he teams up with KO to save the day.

When a fighting tournament is announced at the Plaza, there is more at stake than meets the eye.

KO brings Dendy along for a hero mission in order to cheer her up.

KO and TKO decide to swap places for the day.

KO, Rad, and Enid are caught in an especially devious trap.

KO and Enid attempt to prevent a mysterious power battle between Rad and Red Action.

When Fink taunts KO for being a momma's boy, he grapples with newfound insecurity about it.

K.O. finds out who his father is.

KO struggles with his upgraded role as a member of the hero team.

Dendy tries to update KO's Video Channel for him, but has trouble finding something to post.

When confronted with their lack of a team gimmick, KO, Rad, and Enid wonder what their group identity should be.

KO teams up with an unlikely ally to take on an old foe.

Elodie enlists KO to help figure out what to do about Chip Damage.

A pleasant weekend goes awry when a monster attacks.

Rippy Roo visits the plaza.

When Rad returns to his home planet, he learns a shocking truth about alien society.

Rad is forced to reconsider his identity when KO starts taking on some of his traits.

When Gar lets KO and Enid take a vacation to outer space, they get more than they bargained for.

When K.O. tags along with his mom to work, he discovers the convenience store next door is his key to becoming a great hero.

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., Rad and Enid accidentally break one of Mr. Gar's prized possessions!

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.