Ben 10 - Season 3 (2006)

While traveling through Death Valley, the Tennysons come across a winterland anomaly, where Grandpa Max is forced to become Santa Claus and the kids start becoming elves.

After tangling with a werewolf on Navajo land, Ben starts becoming one.

Ben and Gwen get trapped in a Sumo Slammers video game and must work with the game's main character in order to return to the real world.

Visiting a Hollywood studio theme park, Ben discovers his alien heroes have been ripped off and are starring in a lame network cartoon.

While working on a farm, the Tennysons encounter a meteor-powered mummy that can transform living creatures into monsters.

Ben runs across his little league team as they face in a playoff against a team of robots in juvenile disguise targeting the President of the United States.

An artificially intelligent weather machine eschews its master's control to go on wanton courses of destruction in Chicago.

Ben encounters several past adversaries now working together to affect the latest space ship launch at NASA.

In this two-parter conclusion, the Tennysons struggle in outer space to prevent Earth from becoming Ghostfreak's darkened domain.

When an old friend from Grandpa Max's plumber day past appears, Ben despises not being the center of attention anymore, but then an old threat returns.