Mateo and Izzie's dream becomes reality when Z-Blob, a comic book hero, comes alive. But when Cooper gets trapped by Dream World creatures, they discover real-world consequences for their dreams.

Mateo and Izzie free Cooper only to need a rescue of their own. During the battle, Mateo wakes up and brings a nightmare back with him to Brooklyn.

Mateo and his friends must defeat a giant sand guardian and enter the Dream Forge before the Grimions destroy it, but when there’s a dreamer in need, the kids must choose.

Mateo and his friends enlist the help of Zoey and her abilities to manipulate time. Mr. Oz and Albert defend the forge from a nightmare storm while the kids enter the forge and face their greatest fears.

The search for the Sandman leads the Dream Chasers to Pillows Peak, but the Nightmare King is alerted to their ocation and begins an assault on the mountain.

A surprise visit from the Chief Inspector of the Night Bureau forces Mateo to hide Z-Blob, who goes on an adventure in the heart of Brooklyn.

Competing over who can ask Zoey to join their Sheep Week team, Logan cheats and unwittingly endangers the video game-based Cyber Realm.

When the kids meddle in their teacher's dream to find test answers, they realize that in dreams, sweet little Ms. Putnam isn't so sweet or little.

Logan's desperation to prove himself leads to his capture by the Nightmare King, which leaves his friends to face the Sheep Week finals alone.

The Dream Chasers rush to save Logan from the Shadowkeep's dungeon, but the liberators soon become the prisoners in a nightmarish twist of fate.

A mysterious dome blocks Mateo and the others from leaving their dream landing, and Zoey and Albert are their only hope of escape.

With Albert captured by the Night Hunter and Z-Blob detained by Agent Strick, it's time for a dual rescue in the Waking World and the Dream World.

Detective Izzie takes the case of Mateo's missing comic book while Nova, the head of the Insomniacs, probes into a mystery of her own.

The hunt for the Sandman, the only one who can repair Lunia's hourglass, brings the kids to the dangerous Murky Realm, where memories go to die.

The Dream Chasers arrive at Castle Nocturnia hoping to find the key to defeating the Nightmare King, but the castle won't reveal its secrets easily.

The Dream Chasers rush to crack the code to reveal Lunia's secrets while the Nightmare King presses a full-scale assault on Castle Nocturnia.

The Nightmare King begins to open a rift to the Waking World while Mateo presses Oz for the truth about Lunia's battle with the Nightmare King.

A night terror is on the hunt at the fall festival and so is the Night Hunter, who appears in the Waking World with a brand-new threat for Mateo.

The barrier to the Waking World has been torn and the Nightmare King invades Brooklyn, where the Dream Chasers must make their final stand.