Two best friends discover a doorway leading to the hospital for super heroes.

Kaz applies to be Tecton's sidekick, but Oliver is chosen instead. Alan and Benny form a superhero team of their own.

Skylar introduces Kaz and Oliver to her longtime friend Experion, a cool and charming teenage superhero. But when Oliver catches Experion in an evil act, he must convince Skylar that her bestie is not as nice as he seems.

Kaz and Oliver are exhausted and stuck working the overnight shift during a lunar eclipse, when it is rumored that the freakiest patients come to the hospital. When Neocortex checks in with an illness that unintentionally traps people in their worst nightmares, Kaz and Oliver desperately try to stay awake and figure out how to save everyone from their nightmares.

It’s been a year since Skylar lost her powers, so Oliver and Kaz decide to throw her a party to celebrate their one-year anniversary of friendship. But when they learn that Skylar is in danger of losing her powers permanently, Oliver and Kaz set out to get them back.

It’s been a year since Skylar lost her powers, so Oliver and Kaz decide to throw her a party to celebrate their one-year anniversary of friendship. But when they learn that Skylar is in danger of losing her powers permanently, Oliver and Kaz set out to get them back.

Kaz and Oliver are trapped in the ER by an evil Skylar and the Annihilator and the two villains plan on taking over the hospital and eventually, the world.

Kaz and Oliver find themselves ambushed by the Annihilator and Skylar Storm on Caldera. With the help of Hapax the Elder, the boys must find a way to take down the supervillains and save the world.

Kaz and Skylar search for the all-powerful Arcturion; Oliver recruits an unlikely candidate to protect him from Mr. Terror.