Season 4

1. Frienemy of the State

2018-05-18 · 22m

When Talon is caught, Claw replaces him with Penny's friend Mal.

2. MADhenge

2018-05-18 · 22m

When Penny interferes with Talon's attempt to collect cosmic energy from Stonehenge, both Penny and Talon are given cosmic powers.

3. The Claw Who Stole Christmas

2018-05-18 · 22m

Claw sets out to end Christmas by unleashing cheer-destroying nanobots at a tree lighting ceremony.

4. The Thingy

2018-05-18 · 22m

Talon is sent to the North Pole to acquire a newly-discovered, unclassified, biological organism.

5. The Talon-ted Mr. Colin

2018-05-18 · 22m

Talon infiltrates HQ while undercover, hoping to get HQ's missile defense codes from Kayla.

6. MADzilla

2018-05-18 · 22m

MAD sets out to steal a size modification ray, but accidentally makes MADcat grow to giant size.

7. Anti-gravity

2018-05-18 · 22m

MAD attempts to steal a gravity nullifying device.

8. Too Many Talons

2018-05-18 · 22m

Claw sends Talon to steal a duplicating device, which Talon uses to duplicate himself.

9. Star Power

2018-05-18 · 22m

MAD begins stealing the "star power" from celebrities.

10. Panda-monium

2018-05-18 · 22m

Talon impersonates a panda to disrupt peace talks between two countries.

11. Under the MADnight Sun

2018-05-18 · 22m

MAD tries to mine a highly magnetic ore from the forest where Gadget and Penny are camping.

12. Skyrates Off the Starboard Bow!

2018-05-18 · 22m

MAD sets out to hijack Sir Owen Barnstormer's new Ultra Blimp Mark II and take its cold fusion power source.

13. Fate it ‘til You Make it

2018-05-18 · 22m

MAD tries to the Oracle of Delphi so they can use her ability to see the future.

14. Once Upon a Screentime

2018-05-18 · 22m

MAD sends out a hypnotizing image on every screen in the world.

15. The MADstache of Professor Coin

2018-05-18 · 22m

Talon disguises himself as Penny, while making Penny look like a MAD agent.

16. MADthuselah

2018-05-18 · 22m

Claw develops a device to make people old, making himself younger by comparison. Penny becomes a senior during a fight with Talon.

17. The Heir Affhair

2018-05-18 · 22m

Talon kidnaps a wealthy old lady and tries to convince her to make him her heir.

18. Parched Nemesis

2018-05-18 · 22m

MAD steals all the water in Metro City.

19. Trees Company

2018-05-18 · 22m

The MAD Weed-whacko has been rehabilitated, but Claw wants him to destroy Central Park in New York.

20. MADtrack

2018-05-18 · 22m

Gadget is assigned to transport Jacques Crankcase to prison, via a hover-train.

21. The Missionball Ball

2018-05-18 · 22m

MAD infiltrates HQ's Missionball Ball with a weapon that forces people to dance.

22. Tell Me What Sphinx

2018-05-18 · 22m

MAD attempts to find a superweapon in the Great Sphinx of Giza.

23. Harmageddon

2018-05-18 · 22m

MAD tries to redirect a comet so that it crashes into Metro City.

24. Do No Arm

2018-05-18 · 22m

Penny breaks her arm and is sent to a hospital where a MAD plot is afoot.

25. Inspector Gadget Goes to Jail

2018-05-18 · 22m

When Talon frames Gadget for shoplifting and gets him thrown in prison, Penny must break the rules to get him out.

26. We Had a Really Good Title for This One... But We Forgot It

2018-05-18 · 22m

MAD uses a memory eraser device to try and defeat Gadget.