When MAD plots to steal a T-Rex egg to create a dinosaur army, Penny races to get the egg before Talon does. Gadget assesses the safety and security of the dinosaur ranch.
HQ captures Talon, and Penny's frienemy, Mal, attempts to prove herself worthy to be Dr. Claw's new number two. When Mal catches Gadget, Penny and Talon team up to take her down.
It's a super power showdown when Penny and Talon get blasted with cosmic radiation. Meanwhile, Gadget believes Penny was transformed into a helpless sheep in the blast.
Claw plots to end Christmas by destroying all Christmas Cheer. Gadget, knowing a MAD plot is afoot, believes normal Christmas decorations are MAD weapons and sets out to destroy them.
Scientists at the north pole have discovered a dangerous shapeshifting "thingy." Meanwhile, Gadget tries to get his Christmas wish letter to Santa.
Talon infiltrates HQ and befriends Kayla, the chatterbox junior agent. When Gadget hears there's a mole in HQ, he suspects Chief Quimby as the double agent.
Dr. Claw wants to steal a super-sizing ray to create an army of enormous henchman, but Talon accidentally gigantifies MADcat instead!
MAD plots to reverse the gravity on Earth, forcing everyone else to float into space. Meanwhile, Gadget believes that he and Brain are already stranded on Mars.
Claw sends Talon to steal a cloning device so he can duplicate his best henchman, but instead Talon clones himself.
When Talon begins stealing celebrity star power, the Gadget gang is sent to keep Hollywood's biggest and last remaining star safe from MAD.
As part of a plan to stop a peace summit, Talon dresses up as a famous panda...and is promptly picked up by Gadget for "protection."
Dr. Claw sends Talon to gather Magnstienium so he can destroy Earth's magnetic field, burn the world's surface, and force everyone into his underground city where he'll rule uncontested.
HQ sends Gadget and Penny to protect Owen Barnstormer's blimp, which is once again a target of Dr. Claw, who wants the blimp's powerful reactor.
Dr. Claw sends Talon to kidnap the Oracle of Delphi so she can predict MAD's future. Gadget fights fate with fate by entrusting his decisions to fortune cookies.
Gadget and Penny set out to disable MAD's people-hypnotizing device, but Penny's blindfolded to protect her eyes and Gadget insists on using his sense of taste to crack the case!
Talon disguises himself as Penny in order to infiltrate HQ, while Penny, trapped in a MAD outfit, has to convince Gadget and Brain she's the real Penny.
Dr. Claw plans to turn everyone in the world old using his MADthuselah Machine. When Penny is turned into a senior citizen, she has to fight old age to take MAD down.
When Claw goes away for an anger management seminar, Talon decides to enact one of his own plans: kidnap a super rich widow and steal her fortune.
Talon steals all of Metro City's water, and then offers to give it back to all the parched citizens…in exchange for joining MAD!
The MAD Weed Whacko is back, but now he's been rehabilitated and loves trees…so much so, he tries to turn everyone into one!
MAD plots a daring prison train heist to break the notorious Jacques Crankcase out of HQ's custody.
Talon infiltrates HQ's annual ball by posing as a DJ. Little do the partiers know, his speakers will make everyone dance to their doom!
Penny and Talon compete to solve the riddle of the Sphinx while Gadget is locked in a riddle battle of his own.
Dr. Claw sends Talon to land on an approaching comet and steer it to crash into Metro City!
Gadget searches Metro City Hospital for signs of Dr. Claw's latest MAD medical experiment. But Penny finds it first, and is forced to fight when MAD attaches a limb-controlling bandage to her arm!
Talon frames Gadget for a crime and gets him thrown in jail. In order to break him out, Penny must first break the rules.
MAD uses their memory-resetting device on Gadget to try and find the perfect way to defeat him.