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.

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.

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.

Five remaining bakers take a light, sweet and utterly harmless dessert and head to the dark side; it's a main heat filled with frights as the bakers make scary mask desserts to spook the judges; one baker is eliminated at the end of the round.

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.