Episode recap:

This is Part IV. In The Energy Vampire, Dr. Blight turns Duke Nukem into a monster. As an energy-sucking vampire, Nukem threatens the electric grid while continuing to grow more powerful. Can the Planeteers and Captain Planet short-circuit Dr. Blight's evil plan and save some Native American land in the process?

Watch the entire episode!

Watch other segments:

Take the The Energy Vampire quiz!

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"Captain Planet" is an animated series created by Ted Turner in the 1990s. MNN.com is the primary source for "Captain Planet" episodes on the Web. 

Captain Planet is a superhero whose powers are implemented by a team of five Planeteers (as well as himself), each of whom helps combat environmental catastrophes like pollution, animal poaching, water scarcity and more. Each episode of "Captain Planet" involves the captain and his planeteers tackling different dilemmas and nefarious eco-villains.

Numerous celebrities contributed voice work to the show, including Meg Ryan, Jeff Goldblum, Whoopi Goldberg and many others. You can watch all the Captain Planet episodes on MNN  and you can learn more about the series by going behind the scenes with the creators and major players.