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 an old friend of Enid's comes to town, she gets the opportunity to right an ancient wrong.

In this epilogue, K.O. finds his life moving unexpectedly fast, as he begins missing moments in his life. As many of his friends and family grow up and move on, he begins to suspect that a villain is behind this odd conundrum. However, no matter how many villains he faces, he cannot keep things from changing. He learns to accept that he needs to grow up and move on in life. A final montage plays depicting what became of everyone, ending with K.O. becoming the new owner of the Bodega and signing off with "Thank you for watching the show!"

When the hot new toy trend of Whacky Jaxxyz comes to Lakewood, KO says goodbye to his POW Cards.

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

KO and the heroes of the Plaza fight to save Lakewood Plaza Turbo with everything on the line.

The Pow Card company decides to hold a tournament with T.K.O. joining for his and Shadowy Venomous' own nefarious scheme. Rad and Enid join in to rescue their friend and stop the villains once and for all. Shadowy Venomous manages to secure the glorb tree for himself and plans to drain the powers of all the heroes in the world. K.O. fights his way out of T.K.O.'s mind and discovers a hidden memory that could very well save his and everyone else's lives.

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

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

The Bodega is unexpectedly visited by Sonic the Hedgehog and Miles "Tails" Prower, who aid K.O. in rescuing his friends from Lord Boxman. As Sonic tries to help K.O. with new techniques, Tails feels left out especially when Sonic starts calling him his "little buddy". When K.O. gets roboticized, Sonic must return him to normal.

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.

K.O. joins Mr. Gar on a stakeout.

Enid teams up with Red Action to take on a menace from the future.

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

Carol is forced to bring KO along as she defends the Plaza from a new threat.

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. 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.

When a new robot, Raymond, defeats the three heroes to steal the sign to Gar's, K.O. teams up with Darrell and Shannon to get it back.

Rad and Enid reminisce about when they started working at the Bodega, and discovered how amazing Mr. Gar really is. Later, Crinkly Wrinkly barges in to tell the tale of the Plaza's origin.

After some misdirection from Brandon, K.O. decides to reunite Carol with one of her archenemies for Mother's Day.

Rad finds love in an unexpected place.

K.O. does a school report on Carol.

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

TKO is getting restless.