To evade a powerful new foe, our heroes hop aboard the Caterpillar Train, a bizarre mode of public transportation.
Inside an ancient enchanted fortress, Niko and his friends race to find the Amulet of Power before Nar Est.
In a final battle against the ultimate enemy, Niko goes on a journey to discover his true purpose.
Corazon gets himself into big trouble when his mischievous neighbor, teacup pup Oopsie, named after the only word she knows, follows him through the secret fire hydrant portal to Pup Academy where 'no outside dogs are allowed.' Meanwhile, Morgan tries to tech-up the school with not-so productive results.
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.
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
Sometime after the previous episode, T.K.O. and Shadowy Venomous have become a terrifying duo laying waste to everything. Dendy attempts to cheer everyone up to no avail. When Lord Boxman is kicked out of Boxmore, he abandons his bots as he feels that he can no longer provide for them, resulting in Dendy recruiting them as the Plaza's new saviors.
A professional paper airplane thrower hires Archibald to be his caddie. While floating through the sky, Archibald bumps into birds who live in a blimp.
Archibald takes an unexpected trip to outer space. When a yummy recipe goes missing, Archibald P.I. sets out to crack the case.
The Strutter siblings hold a yard sale and babysit at the same time. Archibald races for a big prize: a lifetime supply of his favorite cereal.
Archibald scores a job as a movie star's stunt double. Loy starts to lose it after getting a disappointing score on Archibald's karaoke video game.
While serving as Finly's magical assistant, Archibald gets lost in a spooky mansion. Archibald helps a grumpy hermit crab find a new shell.
After ice skating with his pen pal, Archibald can't remove his too-tight skates. Crackridge has crop circles. Could aliens really be responsible
Crackridge's new resident dinosaur has a hard time fitting in. Archibald and a new friend attempt to conquer their fear of the basement.
Archibald goes on a scavenger hunt for a missing puzzle piece. Archibald marches to a creepy house to deliver a package.
After winning a citizen swap contest, Archibald moves to a mountain town for a week. Archibald finds a practical use for his pal's wacky invention.
Stranded in a canyon, Archibald and his siblings search for a way out. When it comes to bike riding, Archibald has serious skills. Who knew
Archibald must think fast after forgetting to mail invites to his sister's party. Archibald uses his other senses when he's temporarily unable to see.