The Hyperforce are racing against time as Mandarin and Valeena and a newly turned evil Sparx try to retrieve the Soul of Evil, which will help to bring back Skeleton King. Will they succeed and stop them? Will they save Sparx from the darkness? Or is all lost for Shuggazoom and the universe?

The Monkey Team runs into an old enemy, Gyrus Krinkle, at the prison on Ranger 7 when Chiro is mysteriously kidnapped and the monkeys must find him.

The monkey team picks up a stranger called Captain Shuggazoom. He was the former protector of Shuggazoom and the Alchemist's friend. Will the monkey team finally learn the full truth of their creator? What happens if something dangerous is also awakened along with Captain Shuggazoom? Guest appearance: Bruce Campbell as Captain Shuggazoom

In order to revive the insidious Skeleton King, Valeena the Skull Sorceress must find three sacred items that represent her master's soul. Learning of this, the Hyperforce and Jinmay set off to find these items before the sorceress does. But getting hold of these items are easier said than done since they might contain more than just power...

While patrolling the city, Sparx crash lands the Fist Rocket 3 in front of the Super Robot. When they rescue him they find he has lost his sight. Then Gibson turns into a drooling insane idiot, Antauri starts to lose control of his body and Mandarin takes control of his mind, Nova starts to see scary hallucinations, Chiro turns into a little boy, and clam monsters chase Otto. Who could be bring their phobias to life and will the monkeys stop who ever's behind it?

When the Shuggazoom is attacked by aquatic monsters, the Hyperforce are saved by Captain Protesus. He tells the team that the monsters are only the beginning and an ancient demon entombed deep under the sea will awaken by the next dawn. Only the black crystal from the Hostile Depths can save them. But does the Captain want to stop the ancient monster or release it? Guest appearance: John Rhys-Davies as Captain Proteus

When a race of super evolved insects arrives to conquer Shuggazoom, the Hyperforce has to stop them before they devour everyone in the city.

A mysterious underground cult steals the Skeleton King' skull to gain limitless power, leading to a series of curses that fall upon Shuggazoom. The Hyperforce investigates beneath the city to stop the cult and the catastrophes. Meanwhile, witch Valeena and Mandarin set out to the same location to retrieve the skull.

The Monkey Team is recruited to play in the world's most dangerous game: Galactic Smash, by an unknown female warrior who requires their assistance, and a cheat device has claimed that they are the only ones who can save the world. Guest appearance: Tara Strong (Extreme Ghostbusters) as Olianna and Arthur Burghardt (Los Luchadores) as the Commodore Game Master

Chiro and the Monkey Team have been separated, and the Super Robot has been torn into pieces, but with Shuggazoom now as the target in Galactic Smash, Chiro must find a way to reunite his friends and destroy the evil threatening their home world.

The Hyperforce decides to visit the Shuggazoom Museum, which contains past relics and antiques from the city's ancient past. Everything is going fine, until The Curator transports our heroes into the different histories of Shuggazoom! Will they be able to find their way back to the present? Guest appearance: Danny Mann as the Museum Curator and his Ancestors

A gang named the Wild Five terrorize Shuggazoom, leading to Nova and Jinmay being captured. Chiro, Antauri, Gibson, Otto and Sparx must release the one Wild Five member they caught to find them, not knowing the leader of the Wild Five has reprogrammed Jinmay into one of them. Guest appearance: Henry Rollins as Outrageous and Keith Morris as Hoodie

The monkey team discovers a deserted Shuggazoom City with druid-like creatures called Wraiths until Jinmay arrives to help the team. As things appear to get better, Chiro gets a busted ankle, and the evil Valeena returns for revenge on the monkey team. Will Jinmay and the monkeys save the city?