When Trevor is transferred to a fantastic new Sidekick school the entire student body follows him – except for Eric who is stuck as the sole remaining student and new BFF of creepy Professor Pamplemoose! Eric vows to escape his teacher’s clutches and join the gang at their new school.

With Opossum man, a new super hero comes to visit, along with Glenn, it wows him all of Splittsboro. But it’s his new Sidekick that gets Eric’s attention, after having adjustments with their toilet.

Eric must evade XOX while undertaking a dangerous mission.

Eric ditches his glasses and tries contact lenses – but they’re evil.

Trevor goes missing on a camping trip inside an erupting volcano.

XOX creates a bio-weapon to get rid of Eric: the dreaded Chicken XOX!

Maxum Brain returns to meet his evil Maker.

A dancing supervillain enslaves the town with his evil dancing shoes.

Eric and Trevor go for a joyride in the new Maxum Mobile.

Brain tells the story of his secret superhero past.

Vana must face her super powered sister in a ritual rite of passage.

Eric inadvertently sells the mansion to super villains.

Lazy Eric clones himself to avoid his many chores.

XOX visits from another dimension where good and evil are reversed.

A villain preys on Eric’s guilt in order to infiltrate the mansion.

A sidekick’s nightmare comes true as parents meet teachers!

Eric becomes the boss of Maxum Corporation.

The boys customize Pamplemoose’s chair without telling him.

Master XOX turns into a good guy and Splittsboro goes haywire.

The kids are contestants on a reality show.

The town of Splittsboro battles a scourge of Trolls.

Eric and Maxum Mutt compete in a Super Pet show.

It’s finally Graduation Day at the Sidekick Academy! What could go wrong?