It all comes down to this -- the season finale! Inspired by the eerie exterior of the mansion, host John Henson asks the final four bakers to make haunted grounds desserts that will set the stage for their ultimate showdown. The winner of this challenge claims a powerful advantage heading into the final bake. Then, in a truly chilling finale, the bakers face their darkest fears by creating a "most feared demise" cake in a haunting tribute to the way they dread going out. Judges Carla Hall, Zac Young and Stephanie Boswell determine which terrifyingly tasty creation will earn its baker $25,000 and the title of Halloween Baking Champion!

In this bloody terrifying premiere, host John Henson welcomes 10 bakers to the worst vacation rental of all time, a haunted mansion, with a gift basket of fruit ... that is dripping blood. For their first frightening challenge, the bakers must depict their number one Halloween fright and make it pump edible blood. Judges Carla Hall, Zac Young and Stephanie Boswell determine which pulsing sweet treat wins $1,000. Then, the bottom three bakers must bake for their lives by creating witch symbol desserts designed to ward off evil spirits in the house. In the end, one baker is eliminated.

Evil spirits are leaving creepy notes all over the manor, so host John Henson asks the bakers to channel the haunting energy of the entities by creating cryptic message desserts that reveal an eerie dispatch from the other side. For the first time this season, there is only one bake, which means everyone is baking for their lives. Judges Carla Hall, Zac Young and Stephanie Boswell must decide who wins $1,000 for their mysterious missive and whose message now reads "exit."

A twisted tale of two souls unfolds as the bakers confront their most chilling challenge yet. The grotesque takes center stage in a nightmarish test of skill when host John Henson asks the bakers to craft a horrifying fusion of two beings into one monstrous spliced souls dessert. Judges Carla Hall, Zac Young and Stephanie Boswell decide which baker best captures the terror of transformation. One baker will win $1,000 -- and one will be eliminated.

Host John Henson discovers a dead body in the refrigerator, and he turns out to be an organ donor. The bakers make organ donation desserts to honor the deceased, and one baker wins a cool $1,000. Then, the bottom three bakers take on demonic forces by making "when household items attack" desserts in the form of a possessed toaster, haunted handheld vacuum and demented old TV. In the end, judges Carla Hall, Zac Young and Stephanie Boswell decide which baker is eliminated.

Host John Henson has a close encounter with a ghost that inspires ghostly transformation desserts, and one supernatural sweet scares up $1,000 after impressing judges Carla Hall, Zac Young and Stephanie Boswell. But the bottom three bakers aren't so lucky, and they must dig into their personal histories and create a ghost dessert based on an actual ancestor. In the end, the judges are met with their toughest decision of the series yet.

Welcome to Derry ... if you dare. The remaining bakers are one step from the finale, but first, they must survive a terrifying trip to the semifinals, guided by the ultimate horror icon: Pennywise the Clown. In honor of this nightmarish nemesis who preys on children's fears, host John Henson asks the bakers to conjure desserts inspired by the monster that haunted them as a child. Judges Carla Hall, Zac Young and Stephanie Boswell decide which fear-fueled creation will win $1,000 -- and the bottom three will have to fight for their lives by creating deranged clown desserts. In the end, one baker will be eliminated.

The four finalists face their fears when host John Henson challenges them to bake using a hated ingredient. The bakers must be brave, though, because the camp serial killer and judges Stephanie Boswell, Carla Hall and Zac Young will claim one more victim in a sudden death, leaving the final three to battle it out for $25,000 and the title of Halloween Baking Champion.

In the final pre-heat, the three remaining bakers must fill a haunted tree with decorated Halloween cookies. For the grand finale, the bakers have just six hours to construct a spooky "ginger dead" house. Special guest Duff Goldman stops by to put a fright into the bakers, then the most impressive house wins one baker the title of Halloween Baking Champion and $25,000!

Host John Henson welcomes some unexpected visitors at Camp Devil’s Food Lake to shake up the competition for the remaining eight bakers. Then, it's all about teamwork making the scream work as pairs tackle creepy cookies from home and a mother of a blind cake bake. They'll have to bake like their lives depend on it if they want to survive judges Stephanie Boswell, Carla Hall and Zac Young.

Things are only getting spookier with just five bakers left in the competition, who must head to the haunted circus for the pre-heat and create a dozen scary clown cake pops. Then, the main heat moves to the freak show, as the bakers make frighteningly strange mash-up desserts.

Eight bakers show off their decorating skills by creating Halloween candy-filled cookies; for the main heat, it's oozy fun with sublime slime desserts where bakers can make any treat, but it must be filled with a gooey slime.

The final four bakers reach the last leg of their haunted house journey in the mad doctor's surgical room, where they face off to make severed limb cakes. Then, host Carla Hall challenges the competitors to reach new heights with floating cakes to impress her and the other judges, Stephanie Boswell and Zac Young. The most successful baker wins $25,000 and is named Halloween Baking Champion.

The four remaining bakers connect with the other side, baking up a tomb dessert for the pre-heat. Next, the bakers make a dessert inspired by the colorful artistry and spirit of Mexico's Dia de los Muertos, or Day of the Dead, in order to move on to the Halloween Baking Championship finale.

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John Henson hosts as 10 bakers pay tribute to 1980s classic slasher movies at Camp Devil's Food Lake. The competitors tackle "cereal killer" pies and mega cakes to impress judges Stephanie Boswell, Carla Hall and Zac Young.

To celebrate 85 years of the wonderful Wizard of Oz, John Henson is in the lab's atmospheric chamber measuring the velocity of tornado desserts so that the bakers can honor Dorothy's rough trip to Oz. Then, the bakers visit the acid pit, where the spirits have been melting things. Inspired by those who have melted before, especially the Wicked Witch of the West, the bakers make melted witch desserts to appease the spirits, as well as judges Carla Hall, Zac Young and Stephanie Boswell.

Bakers work in teams and put their minds together to create the most outrageous and delicious left brain/right brain desserts; in the main heat, the bakers face their fears by using common phobias like insects and ghosts as inspirations for desserts.

In the Silence of the Yams pre-heat challenge, bakers make yam desserts that evoke classic scary movie cliches from chainsaws and hockey masks to bloody knives and creepy dolls. In the main heat, the bakers turn a pumpkin patch into a "bundtkin patch" by creating a pumpkin patch out of mini bundt cakes.

In the pre-heat challenge, the seven bakers create spine-chilling desserts guided by spirits, such as bourbon and rum. Then they use fresh flavors and colorful decorations to bring old desserts back to life in the Day of the Dead main heat.

Things keep turning into other things in the Research and Development Lab, and it's disturbingly delicious. John Henson pairs up the bakers into research teams, and they use exotic candy corn flavors as inspiration for lab specimen-stuffed desserts decorated with tongues, eyeballs, noses or toes. With elimination looming, the bakers serve judges Carla Hall, Zac Young and Stephanie Boswell a mad menagerie of cutesy-to-creepy desserts by turning an adorable stuffy into a delicious, mutated monster.

Seven remaining bakers must make witches' fingers and toes and create a sauce to dip them in; the witch theme goes a step further in the main heat when the bakers must create desserts that look like witches, complete with edible brooms.

The competition is only getting tougher at Camp Devil's Food Lake as host John Henson challenges the bakers to make creepy cupcakes and a British classic that is completely batty. Judges Stephanie Boswell, Carla Hall and Zac Young will determine who survives another week at camp.

For the pre-heat, mummy's the word as the six remaining bakers are asked to make a Halloween mummy dessert using pre-made pie dough. Next, the bakers must create a candy-stuffed, wicked cake based on a Halloween icon.

Four remaining bakers attempt to make desserts that taste like their favorite candy bars; bakers face death by chocolate and must create a dessert that combines chocolate with odd ingredients; one baker is eliminated.