2018 • 37 Episodes
Things are really changing around Lakewood Plaza! Darrell's the Head Robot In Charge at Boxmore, Red Action's called back to the future... and what lies in store for Enid? Will K.O. be able to handle all this chaos with the wicked T.K.O. looming in his brain? This season of OK K.O.! Let's Be Heroes will put K.O.'s hero ability to the test!
May 4, 2018
When our heroes return from time off, KO is horrified to discover that things have changed.
May 4, 2018
Everyone is forced to deal with some major changes at Boxmore.
May 4, 2018
When the plaza has its own film festival, KO, Enid and Rad are sure their entry will win!
May 4, 2018
Mr. Gar brings in some team building experts to help KO, Enid and Rad.
May 4, 2018
KO, Enid and Rad team up to help Carol out with a special occasion.
May 4, 2018
Our heroes discover that the Boxmore security camera feed is the most entertaining thing ever.
May 4, 2018
KO tries to help a hero in need and ends up needing some help of his own.
May 4, 2018
When a new substitute shows up, KO and Dendy decide they need to get their old teacher back.
May 18, 2018
When a Gloop infestation takes over the plaza, Point arrives to contain the situation.
May 19, 2018
TKO is getting restless.
December 20, 2018
When Red Action is called to the future for an epic battle, Enid is unsure of what to do.
May 18, 2018
Dendy and KO discover a fun and exciting new POW Card exploit.
July 2, 2018
Enid and Rad go on a road trip to deliver a package.
July 2, 2018
When Enid goes to a new school, KO sets out to make sure she fits in.
Enid is forced to confront lingering issues from a past friendship.
Lakewood's Megafootball team takes on their rival in a big game.
KO, Enid and Rad attempt to solve a mystery.
October 8, 2018
In the Cartoon Network City, K.O. is summoned by the villain Strike who plans on eradicating all the heroes from the Cartoon Network Universe. Now K.O. must team up with Garnet from Steven Universe, Ben Tennyson from Ben 10 and Raven from Teen Titans Go! to stop him.
October 19, 2018
Enid is faced with a choice when her old friends from Ghoul School show up.
October 26, 2018
After being forced to work on a holiday, KO, Rad and Enid take a stand.
November 2, 2018
KO, Enid and Rad team up with an unlikely ally to take on an unlikely foe.
November 9, 2018
Carol is forced to bring KO along as she defends the Plaza from a new threat.
November 16, 2018
When KO, Rad, and Enid find a soda bottle with a genie in it, they get more than they bargained for.
November 23, 2018
It's KO's birthday, and Rad and Enid want to make sure everything goes perfectly.
November 30, 2018
Lord Boxman crashes at Venomous’ lair and inserts himself into his villainous affairs.
December 7, 2018
KO, Rad and Enid are confused to find the villains are more interested in battling each other than them.
December 14, 2018
KO gets more than he bargained for when he gets a sidekick.
December 21, 2018
When the hot new toy trend of Whacky Jaxxyz comes to Lakewood, KO says goodbye to his POW Cards.
December 28, 2018
When Raymond starts his own fashion line, Rad and Drupe decide to make something even better.
January 4, 2019
When a different kind of Jethro rolls off the assembly line, the plaza is in for some surprises.
January 11, 2019
Gar and KO team up for a secret mission.
January 18, 2019
With a big fight coming up, Punching Judy turns to KO and Gar to help her prepare.
January 25, 2019
Surf’s up on a wacky beach adventure when our heroes are challenged to the ultimate beach battle.
February 1, 2019
An evil warlock takes our heroes to a strange alternate universe.
February 8, 2019
KO spends a week dispensing healthy tips to everyone in the plaza.
February 15, 2019
When our heroes are infected with a virus, Rad stubbornly refuses to back down.
February 22, 2019
KO and the heroes of the Plaza fight to save Lakewood Plaza Turbo with everything on the line.