The BEST Episodes of OK K.O.! Let's Be Heroes

Every episode ever - ranked by fan votes!

Last Updated: Feb 28, 2021

Network: Cartoon Network

OK K.O.. Let's Be Heroes follows the titular character, K.O., and his efforts to become the world's greatest hero while working at Gar's Bodega, a hero supply shop in the Lakewood Plaza strip mall. Alongside him are his best friends and co-workers Radicles, an apathetic, narcissistic alien, and Enid, a levelheaded big sister-like employee, as well as other heroes who work and frequent the area.

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Plaza Alone

#1 - Plaza Alone

Season 2 - Episode 24 - Aired May 19, 2019

It is K.O.'s 6-11th birthday and he makes his birthday wish to spend a whole day with Rad and Enid. The trio head out to the Plaza only to find that it is deserted. They decide to take advantage of the situation, but they suddenly begin losing their grip on reality when they think that someone is watching them.

star 8.00
3 votes
Crossover Nexus

#2 - Crossover Nexus

Season 2 - Episode 18 - Aired Oct 8, 2018

When KO finds himself trapped inside an mysterious place, he encounters other Cartoon Network Heroes (Garnet from Steven Universe, Raven from Teen Titans Go!, and Ben Tennyson from Ben 10) and they band together to escape.

star 7.86
14 votes
K.O.'s Video Channel

#3 - K.O.'s Video Channel

Season 1 - Episode 31 - Aired Oct 6, 2017

When Rad and Enid discover that K.O. has been posting embarrassing videos online, they force him to erase them.

star 7.85
13 votes
T.K.O.

#4 - T.K.O.

Season 1 - Episode 25 - Aired Sep 4, 2017

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

star 7.83
12 votes
Let's Fight to the End

#5 - Let's Fight to the End

Season 3 - Episode 18 - Aired Sep 6, 2019

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

star 7.83
6 votes
Chip's Damage

#6 - Chip's Damage

Season 3 - Episode 4 - Aired Jul 14, 2019

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

star 7.75
4 votes
Seasons Change

#7 - Seasons Change

Season 2 - Episode 1 - Aired May 5, 2018

After a three month time skip, Rad and Enid come back as a "Tangerine Man" and a mime. While the two display their new prowess, K.O. is upset over the changes and the friends' obvious training blunder. They are quickly put to the test when instead of Boxmore, they face of against Big Blue Demon.

star 7.73
11 votes
Writers: Ryann Shannon, Stevie Borbolla
Parents Day

#8 - Parents Day

Season 1 - Episode 37 - Aired Oct 27, 2017

star 7.71
7 votes
Hope This Flies

#9 - Hope This Flies

Season 1 - Episode 51 - Aired Mar 19, 2018

Rad attempts to upgrade his van and make it fly.

star 7.71
7 votes
Point to the Plaza

#10 - Point to the Plaza

Season 2 - Episode 9 - Aired May 19, 2018

When a Gloop infestation takes over the plaza, Point arrives to contain the situation.

star 7.71
7 votes
Wisdom, Strength and Charisma

#11 - Wisdom, Strength and Charisma

Season 2 - Episode 14 - Aired Jul 3, 2018

When Enid goes to a new school, K.O. sets out to make sure she fits in.

star 7.71
7 votes
Let’s Take a Moment

#12 - Let’s Take a Moment

Season 1 - Episode 39 - Aired Nov 10, 2017

Mr. Gar and Carol fight a villain from their past.

star 7.70
10 votes
TKO's House

#13 - TKO's House

Season 2 - Episode 10 - Aired May 19, 2018

TKO's getting restless.

star 7.70
10 votes
We Got Hacked

#14 - We Got Hacked

Season 1 - Episode 36 - Aired Oct 27, 2017

While trying to fix a malfunctioned mop, K.O. clicks a pop-up on Dendy's "hackpack", causing a glitch virus to invade the Bodega and infect shoppers into glitched CGI zombies.

star 7.70
10 votes
Second First Date

#15 - Second First Date

Season 1 - Episode 23 - Aired Sep 1, 2017

Love is in the air and Cupid arrives to resolve romantic tension around the plaza.

star 7.69
13 votes
Let's Have a Stakeout

#16 - Let's Have a Stakeout

Season 1 - Episode 30 - Aired Sep 29, 2017

KO joins Mr. Gar on a stakeout.

star 7.67
9 votes
Monster Party

#17 - Monster Party

Season 2 - Episode 19 - Aired Oct 21, 2018

In this crazy Halloween episode, K.O. visits Enid just in time to see her childhood friends from Ghoul School arrive for a visit. The gang is excited to have their "witch" back, but Enid is afraid of telling them about her status as a ninja despite K.O. reminding her that she "had this arc already".

star 7.67
6 votes
Dendy's Video Channel

#18 - Dendy's Video Channel

Season 3 - Episode 17 - Aired Sep 6, 2019

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

star 7.67
3 votes
Face Your Fears

#19 - Face Your Fears

Season 1 - Episode 19 - Aired Aug 21, 2017

Our heroes play an arcade game that makes them face their greatest fears.

star 7.64
14 votes
Your World is an Illusion

#20 - Your World is an Illusion

Season 2 - Episode 7 - Aired May 12, 2018

K.O. tries to help a hero in need and ends up needing some help of his own.

star 7.64
11 votes
Directors: Hwang-ki Hoo
Writers: Danny Ducker, Parker Simmons
Plazalympics

#21 - Plazalympics

Season 1 - Episode 35 - Aired Oct 20, 2017

KO takes part in Lakewood Plaza Turbo's annual Plazalympics competition.

star 7.64
11 votes
I Am Dendy

#22 - I Am Dendy

Season 1 - Episode 8 - Aired Aug 3, 2017

KO helps a strange girl from school, Dendy, get the parts she needs to repair her high tech backpack.

star 7.61
18 votes
Lord Cowboy Darrell

#23 - Lord Cowboy Darrell

Season 2 - Episode 2 - Aired May 5, 2018

Everyone is forced to deal with some major changes at Boxmore.

star 7.60
10 votes
Directors: Hwang-ki Hoo
Writers: Geneva Hodgson, Mira Ongchua
Super Black Friday

#24 - Super Black Friday

Season 2 - Episode 20 - Aired Dec 16, 2018

After being forced to work on a holiday, KO, Rad and Enid take a stand.

star 7.60
5 votes
No More Pow Cards

#25 - No More Pow Cards

Season 1 - Episode 28 - Aired Sep 22, 2017

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.

star 7.58
12 votes