Underfist: Halloween Bash

Phineas and Ferb team up with the Avengers to save the world from Dr. Doofenshmirtz and a group of dangerous supervillains.

This All Hallows’ Eve, Nightmare is bent on conquering our waking world by crossing through the Dream Dimension, and converting each dreamer into a monster. Can Dr. Strange, Hulk and the Howling Commandos hold the line and put an end to his nefarious scheme?

Shrek challenges Donkey, Puss in Boots and his other fairy tale character friends to spend the night in Lord Farquaad's haunted castle, telling scary stories to see who can resist becoming scared and stay the longest.

Millions of years from now, after Socrates, Shakespeare and the bible are long forgotten, only two great works will remain: the sci-fi cinema epic Star Wars and Adult Swim's stop-motion animated, cheap gag extravanganza Robot Chicken. And now, for the first time, they come together for the third time, in this all new special. That's right, all your mot beloved Star Wars characters are going back through the comedy meat grinder.

On Halloween night, two precocious little girls try to save their parents from their nasty old capitalist aunt's greedy clutches. Magic abounds and they meet mysterious new friends along the way.

A crossover with The Grim Adventures of Billy and Mandy and Codename: Kids Next Door. While Billy's Dad is underwear shopping, Billy wears his dad's lucky pants, and accidentely rips them with Grim's scythe. He calls Ed, Edd n Eddy, and they recommend Kids Next Door for charity. Numbuh 1 disguises as Billy while Billy is taken to the Deep Sea Lab. Mandy arrives at Billy's house and knows Numbuh 1 is not Billy, and tortures him into revealing the truth. Meanwhile, the Delightful Children From Down the Lane and Billy accidentally fuse with the scythes power to create the Delightful Reaper, and Mandy takes over the KND by fooling Numbuh 362 and the rest of the operatives. Now its up to Numbuh 1 and the Grim Reaper to save KND and stop Mandy and the Delightful Reaper.

Marnie puts her magic on the line to get several Halloweentown teenagers transferred to her high school in the mortal world. But soon, Marnie and her new friends are in trouble and out of luck when the evil Knight Of The Iron Dagger appears. He's determined to destroy all things magical, and it's up to Marnie to save her high school, the human world and her magic.

When a threat no one could have expected bears down on the Marvel Universe, this ragtag, untrained band of teens have no choice but to rise together and prove to the world that sometimes the difference between a 'hero' and 'misfit' is just in the name.

When the Boogey Man causes Grim to lose his powers, rank, and title in the Underworld Court for misusing his powers, he plots to seek out Horror's Hand and take over the world. It's up to Billy, Mandy, Irwin, and Grim to get to Horror's Hand before the Boogey Man does.

Cartoon worlds collide in this hourlong adventure starring whiz kid Jimmy Neutron and Timmy Turner from "The Fairly OddParents." When the boys duel over Cindy Vortex, it draws the attention of Jimmy's archenemy, Prof. Calamitous, who teams with Wanda and Cosmo, forcing Jimmy and Timmy to work together to save the world from the all-powerful villain.