Season 2 is the second season of OK K.O.! Let's Be Heroes that was first mentioned on October 2, 2017[1] and officially announced by Ian Jones-Quartey on his Twitter on December 7, 2017.[2] Two episodes produced in the season aired before the season one finale.


Season two will be even more heroic for the titular optimistic hero K.O., Enid and Rad as they continue to level up with all new adventures. There are new threats and villains on the horizon as mysteries of Lakewood Plaza Turbo begin to reveal themselves. In addition to OK K.O.! regulars, the new season will debut some new heroes in special crossover episodes.[3]

On April 7, 2018, the Cartoon Network YouTube channel showed 3 minute clips of the first three episodes prior to airing. The Cartoon Network app began airing the first eight episodes on May 4, 2018, a day before the first four episodes aired on TV.

Nearly a month after the season one finale, the season begin airing on May 5, 2018 with four episodes, "Seasons Change", "Lord Cowboy Darrell", "Plaza Film Festival", and "Be a Team" at 6:00 am. [4]

Season 2 went on a short summer hiatus after "Dendy's Power" on May 18, 2018 and returned on July 2, 2018 with "Special Delivery" and the first four POINT Prep episodes, which aired on the Cartoon Network app three days before. The time slot of new episodes were moved to 7:00 am on that day.

During Fall 2018, Cartoon Network's scheduling with the season displayed with inconsistencies of the Cartoon Network app airing of "Final Exams", "Soda Genie", "CarolQuest", and "Boxman Crashes" to be aired on TV after the season's specials "Crossover Nexus", "Monster Party", and "Super Black Friday". [5] "Crossover Nexus" had aired on October 8, 2018 at 6:30 p.m. and "Monster Party" and "Super Black Friday" were moved to Sunday at 4:15 p.m.

After the online airing of "Plaza Alone" and the broadcast airing of "Super Black Friday", the season went to a five month hiatus and returned on May 10, 2019 with the online release of "All in the Villainy", "Sidekick Scouts", "Whacky Jaxxyz", "Project Ray Way", "I Am Jethro", and "GarQuest" and May 12, 2019 with the televised broadcasting of "Final Exams" and "CarolQuest" at 4:30 p.m.


  • Volume 4: 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 volume of OK K.O.! Let's Be Heroes will put K.O.'s hero ability to the test!
  • Volume 5: TBA


in series
in season
Titlecard Title Airdate Prod. code
55 1 Seasons Change Titlecard "Seasons Change" May 4, 2018 (CN app)
May 5, 2018 (TV)
When our heroes return from time off, KO is horrified to discover that things have changed.
56 2 Lord Cowboy Darrell Titlecard "Lord Cowboy Darrell" May 4, 2018 (CN app)
May 5, 2018 (TV)
Everyone is forced to deal with some major changes at Boxmore.
57 3 Plaza Film Festival Titlecard "Plaza Film Festival" May 4, 2018 (CN app)
May 5, 2018 (TV)
When the plaza has its own film festival, KO, Enid and Rad are sure their entry will win!
58 4 Be a Team Titlecard "Be a Team" May 4, 2018 (CN app)
May 5, 2018 (TV)
Mr. Gar brings in some team building experts to help K.O., Enid and Rad.
59 5 My Fair Carol Titlecard "My Fair Carol" May 4, 2018 (CN app)
May 12, 2018 (TV)
K.O., Enid and Rad team up to help Carol out with a special occasion.
60 6 Let's Watch the Boxmore Show Titlecard "Let's Watch the Boxmore Show" May 4, 2018 (CN app)
May 12, 2018 (TV)
Our heroes discover that the Boxmore security camera feed is the most entertaining thing ever.
61 7 Your World is an Illusion Titlecard "Your World is an Illusion" May 4, 2018 (CN app)
May 12, 2018 (TV)
K.O. tries to help a hero in need and ends up needing some help of his own.
62 8 The So-Bad-ical Titlecard "The So-Bad-ical" May 4, 2018 (CN app)
May 12, 2018 (TV)
When a new substitute shows up, K.O. and Dendy decide they need to get their old teacher back.
63 9 Point to the Plaza Titlecard "Point to the Plaza" May 18, 2018 (VOD/CN app)
May 19, 2018 (TV)
When a Gloop infestation takes over the plaza, Point arrives to contain the situation.
64 10 TKO's House Titlecard "TKO's House" May 18, 2018 (CN app)
May 19, 2018 (TV)
TKO is getting restless.
65 11 Red Action to the Future Titlecard "Red Action to the Future" May 18, 2018 (CN app)
May 19, 2018 (TV)
When Red Action is called to the future for an epic battle, Enid is unsure of what to do.
66 12 Dendy's Power Titlecard "Dendy's Power" May 18, 2018 (CN app)
May 19, 2018 (TV)
Dendy and K.O. discover a fun and exciting new POW Card exploit.
67 13 Special Delivery Titlecard "Special Delivery" June 29, 2018 (CN app)
July 2, 2018 (TV)
Enid and Rad go on a road trip to deliver a package.
68 14 Wisdom, Strength, and Charisma Titlecard "Wisdom, Strength, and Charisma" June 29, 2018 (CN app)
July 2, 2018 (TV)
When Enid goes to a new school, K.O. sets out to make sure she fits in.
69 15 Bittersweet Rivals Titlecard "Bittersweet Rivals" June 29, 2018 (CN app)
July 2, 2018 (TV)
Enid is forced to confront lingering issues from a past friendship.
70 16 Are You Ready for Some Megafootball?! Titlecard "Are You Ready for Some Megafootball?!" June 29, 2018 (CN app)
July 2, 2018 (TV)
Lakewood's Megafootball team takes on their rival in a big game.
71 17 Mystery Sleepover Titlecard "Mystery Sleepover" June 29, 2018 (CN app)
July 2, 2018 (TV)
K.O., Enid and Rad attempt to solve a mystery.
72[6] 18 Final Exams Titlecard "Final Exams" September 21, 2018 (CN app)
May 12, 2019 (TV)
KO, Enid and Rad team up with an unlikely ally to take on an unlikely foe.
73 19 Soda Genie Titlecard "Soda Genie" September 21, 2018 (CN app)
May 19, 2019 (TV)
When KO, Rad and Enid find a soda bottle with a genie in it, they get more than they bargained for.
74 20 CarolQuest Titlecard "CarolQuest" September 21, 2018 (CN app)
May 12, 2019 (TV)
Carol is forced to bring KO along as she defends the Plaza from a new threat.
75 21 Boxman Crashes Titlecard "Boxman Crashes" September 21, 2018 (CN app)
May 26, 2019 (TV)
Lord Boxman crashes at Venomous' lair and inserts himself into his villainous affairs.
76 22 Monster Party Titlecard "Monster Party" October 1, 2018 (CN app)
October 21, 2018 (TV)
Enid is faced with a choice when her old friends from Ghoul School show up.
77 23 Crossover Nexus Titlecard "Crossover Nexus" October 8, 2018 1064-074
When KO finds himself trapped inside an mysterious place, he encounters other Cartoon Network Heroes and they band together to escape.
78 24 Super Black Friday Titlecard "Super Black Friday" November 21, 2018 (CN app)
December 16, 2018 (TV)
After being forced to work on a holiday, KO, Rad and Enid take a stand.
79 25 Plaza Alone Titlecard "Plaza Alone" December 13, 2018 (CN app)
May 19, 2019 (TV)
It's KO's birthday, and Rad and Enid want to make sure everything goes perfectly.
80 26 All in the Villainy title card "All in the Villainy" May 10, 2019 (CN app)
May 26, 2019 (TV)
KO, Rad and Enid are confused to find the villains are more interested in battling each other than them.
81 27 Sidekick Scouts title card "Sidekick Scouts" May 10, 2019 (CN app) 1064-084
KO gets more than he bargained for when he gets a sidekick.
82 28 Whacky Jaxxyz title card "Whacky Jaxxyz" May 10, 2019 (CN app)
May 30, 2019 (Russia)
K.O. discovers Whacky Jaxxyz and a new kid challenges him to a tournament!
83 29 Project Ray Way Titlecard "Project Ray Way" May 10, 2019 (CN app) 1064-085
When Raymond starts his own fashion line, Rad and Drupe decide to make something even better.
84 30 I Am Jethro title card "I Am Jethro" May 10, 2019 (CN app) 1064-086
When a different kind of Jethro rolls off the assembly line, the plaza is in for some surprises.
85 31 GarQuest title card "GarQuest" May 10, 2019 (CN app) 1064-083
Gar and KO team up for a secret mission.


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Reference Sources