Justice League Action, Ben 10 & More Returns

Cartoon Network.

Cartoon Network announces the return of  all-new superpowered new episodes of Justice League Action, Ben 10, OK K.O.! Let’s Be Heroes, Ninjago and more.

New episodes of Craig of the Creek, Steven Universe, and more continue all month long.



OK K.O.! Let’s Be Heroes Returns This May with All-New Superpowered New Episodes

New Episodes of Craig of the Creek, Steven Universe, and More Continue All Month Long


OK K.O.! Let’s Be Heroes returns with a dozen turbo-charged new episodes and a special showcase highlighting the love between K.O. and his mom Carol, just in time for Mother’s Day. The action-packed episodes continue on the hour, every hour. 

Can’t wait to see the heroes in action? Watch the clip below for a special preview of “Seasons Change” where K.O. is horrified to discover that not everything remained the same after taking some time off.

Cartoon Network’s latest new series, Craig of the Creek, will continue to roll out more episodes Mondays through May 7 at 7 p.m. (ET/PT). Episodes can also be watched on the Cartoon Network app following the linear premiere dates. Steven Universe also continues this May with an action-packed half-hour special Monday, May 7 at 7:30 p.m. (ET/PT).

See below for additional highlights from the May programming lineup:

Amazing World of Gumball

The Amazing World of Gumball
Friday, May 4 at 6:30 p.m. (ET/PT)

“The Awareness”

Gumball and Darwin try to be more green resulting in the school being overrun by vines.


Friday, May 4 at 6:45 p.m. (ET/PT)


Unikitty finds an old, beat-up recliner on the curb, but sees its inner beauty and brings it home to introduce to the gang! In a series of absurd and fun vignettes, we discover how a dirty, inanimate chair comes into each of their lives and changes them for the better.

Justice League Action

Justice League Action
Monday, May 7 at 6:15 a.m. (ET/PT)

“Watchtower Tours”

When Booster Gold starts to secretly give tours of the Watchtower to make some extra cash, he inadvertently brings in a super villain disguised as a tourist.


Tuesday, May 8 at 6:15 a.m. (ET/PT)


When Green Lantern leaves his ring in an intergalactic restroom after washing his hands, he discovers it’s gone, leading him on a wild chase for the aliens who might have taken it.


Wednesday, May 9 at 6:15 a.m. (ET/PT)

“Captain Bamboozle”

Mr. Mxyzptlk decides to create some mischief by endowing Shazam’s well-meaning Uncle Dudley with superpowers bigger than anyone in the league.


Thursday, May 10 at 6:15 a.m. (ET/PT)

“Keeping Up with the Kryptonians”

Mr. Mxyzptlk shows Supergirl and Superman that their innate goodness might not be so pure when he takes them to a parallel world where their counterparts are impossibly aggressive and spoiled.


Friday, May 11 at 6:15 a.m. (ET/PT)


While the Justice League is away on a mission, Plastic Man is not only left in charge of the Watchtower, but also Superman’s dog, Krypto.


Saturday, May 12 at 6:15 a.m. (ET/PT)

“She Wore Red Velvet”

When Booster and the JLA come under attack by a mysterious and unrelenting new villainess known as Red Velvet, Booster comes to realize she’s actually the fiance he left at the altar in the future.


OK K.O.! Let’s Be Heroes
Saturday, May 5 at 6 a.m. (ET/PT)

“Seasons Change”

When our heroes return from time off, K.O. is horrified to discover that things have changed.


Saturday, May 5 at 7 a.m. (ET/PT)

“Lord Cowboy Darrell”

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


Saturday, May 5 at 8 a.m. (ET/PT)

“Plaza Film Festival”

When the plaza has its own film festival, K.O., Enid and Rad are sure their entry will win!


Saturday, May 5 at 9 a.m. (ET/PT)

“Be a Team”

Mr. Gar brings in some team building experts to help K.O., Enid and Rad.


Saturday, May 12 at 6 a.m. (ET/PT)

“My Fair Carol”

K.O., Enid and Rad team up to help Carol out with a special occasion.

Saturday, May 12 at 7 a.m. (ET/PT)

“Let’s Watch the Boxmore Show”

Our heroes discover that the Boxmore security camera feed is the most entertaining thing ever.


Saturday, May 12 at 8 a.m. (ET/PT)

“Your World is an Illusion”

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


Saturday, May 12 at 9 a.m. (ET/PT)

“The So-Bad-ical”

When a new substitute shows up, K.O. and Dendy decide they need to get their old teacher back.


Saturday, May 19 at 6 a.m. (ET/PT)

“Point to the Plaza”

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


Saturday, May 19 at 7 a.m. (ET/PT)

“TKO’s House”

TKO is getting restless.

Saturday, May 19 at 8 a.m. (ET/PT)

“Red Action to the Future”

When Red Action is called to the future for an epic battle, Enid is unsure of what to do.


Saturday, May 19 at 9 a.m. (ET/PT)

“Dendy’s Power”

Dendy and K.O. discover a fun and exciting new POW Card exploit.

Power Puff

The Powerpuff Girls
Sunday, May 6 at 4:15 p.m. (ET/PT)

“Deb O’Nair”

A classy queen of etiquette makes the Utoniums question their superhero way of life.

“Man Up 3: The Good, the Bad, and the Manly”

After Bubbles gets blasted with Man Boy’s beard ray, she wreaks havoc in the most manly and adorable way possible.


Sunday, May 13 at 4:15 p.m. (ET/PT)

“The Blossom Files”

Blossom’s skepticism is put to the test when she believes she’s encountered a space alien.


The Girls compete for the title of World’s Greatest Superheroes!

“Not So Secret Service”

After Mojo Jojo’s latest creation threatens to blast him into tiny bits, the Powerpuff Girls are forced to take Mojo in.


Sunday, May 20 at 4:15 p.m. (ET/PT)


When the Fashionistas unveil their new mind controlling perfume, The Powerpuff Girls must find a way to stop them before Townsville falls under their spell.


After being blasted by Duplikate, Blossom turns into a triple threat.

“Mojo the Great”

In an effort to make himself “great,” Mojo steals the powers that make each of the Powerpuff Girls the heroes they are.

Ben 10

Ben 10
Monday, May 7 at 6 p.m. (ET/PT)

“Fear the Fogg”

As Max attempts to get Ben and Gwen to the Four Corners Monument before sunset, an ominous fog bank engulfs the roadway and forces Max to drive at a snails pace, but once The Fogg comes to life and attacks the Rust Bucket, Team Tennyson must work together if they are to navigate to safety.


Monday, May 14 at 6 p.m. (ET/PT)

“Super-Villain Team-Up”

After a lull in alien antics, a restless Ben suggests to Max and Gwen that he might be a better hero if he went solo, but once Vilgax enlists the help of Zombozo to build a giant hypno-mechanism to hypnotize the entire world, Ben must rethink his strategy if he is to defeat the super-villain team-up.


Monday, May 21 at 6 p.m. (ET/PT)

“Can I Keep It?”

After stumbling upon a cute cat-dog-rabbit creature hybrid, or “Cadobbit,” Ben ignores Grandpa Max’s advice and sneaks the animal onto the Rustbucket, but is quickly in over his head as Dr. Amino’s creation turns on him!


Tuesday, May 22 at 6 p.m. (ET/PT)

“Chicken Nuggets of Wisdom”

When Ben and Max get into an argument, Ben goes Heatblast to blow off steam against Max’s wishes; but once Dr. Animo spots him and subsequently turns Max into a chicken, it’s up to Ben to right his wrong if he is to save his Grandpa and stop Dr. Animo.


Wednesday, May 23 at 6 p.m. (ET/PT)

“All Koiled Up”

When Ben grows impatient with the snail like pace of gardening, he goes O-E Overflow to pick up the pace and accidentally floods the community garden. But once a giant sink hole appears and frees King Koil and his Kimodo Dragon from below, Ben must quickly right his wrong and capture the baddies if he is to save the coastal city of Bayburgh.


Monday, May 7 at 6:15 p.m. (ET/PT)

“Snake Jaguar”

In order to join the Sons of Garmadon, Zane (aka Snake Jaguar) participates in a deadly motorcycle initiation race.


Monday, May 14 at 6:15 p.m. (ET/PT)

“Dead Man’s Squall”

Zane’s near demise at the hands of Mr. E forces the ninja to flee aboard the Bounty, where they discover that a transmission Zane intercepted may reveal the hidden location of the Quiet One.


Monday, May 21 at 6:15 p.m. (ET/PT)

“The Quiet One”

As Lloyd and Harumi venture deep into Primeval’s Eye in search of the third Oni Mask, the ninja attempt to fix the Bounty and make a startling discovery.


Tuesday, May 22 at 6:15 p.m. (ET/PT)

“Game of Masks”

As Lloyd and Harumi search the Oni Temple for the last mask, the ninja are taken hostage and discover Princess Harumi’s true intentions.


Wednesday, May 23 at 6:15 p.m. (ET/PT)

“Dread on Arrival”

The ninja appeal to the police commissioner of Ninjago in an effort to help save Lloyd and thwart Harumi’s efforts to resurrect the evil Lord Garmadon.


Thursday, May 24 at 6:15 p.m. (ET/PT)

“True Potential”

Just when the Ninja think they have saved the day, Lord Garmadon returns to Ninjago, and frees Harumi, who encourages him to “achieve his true potential” by conquering the one thing that has always stood in his way, his son, Lloyd.


Friday, May 25 at 6:15 p.m. (ET/PT)

“Big Trouble, Little Ninjago”

The ninja race to save Lloyd, as a more powerful-than-ever Lord Garmadon creates an enormous Colossi to help him rule Ninjago and defeat the ninja.

Craig of the Creek

Craig of the Creek
Monday, May 7 at 7 p.m. (ET/PT)

“The Brood”

Craig’s determination to get his granddad a cicada shell causes him, Kelsey and JP to become trapped in their stump!

Steven Universe

Steven Universe
Monday, May 7 at 7:30 p.m. (ET/PT)

“Can’t Go Back”

Ronaldo spots something mysterious on the moon, and Steven goes to investigate.

“A Single Pale Rose”

Steven helps Pearl find her phone.