With Eternia on the brink of destruction at Skeletor's hands, can He-Man and the Masters rally together to show who holds the ultimate power?

Skeletor unveils the full extent of his Havoc-fueled plans to the people of Eternos. Desperate Teela offers an unlikely truce to strengthen their side.

With help from Teela, Ork-0 meets the one and only Orko the Great to find a spell that can remove Havoc from Adam. Evil-Lyn questions her motivations

Duncan, Teela and Eldress try to get their tech to work underwater to escape the Mer-Man. Evil-Lyn and her fellow fiends restore their dark powers.

The battle's on between the Masters and the Mer-Man. He-Man tries to get Krass back on his side and stop Skeletor's wicked plot to be reborn.

In ghostly form, Skeletor reveals hidden secrets about Castle Grayskull as he summons his slithering armies to keep He-Man and crew away from its walls.

He-Man gets a tempting taste of Havoc and abandons King Randor and crew on the ice to go solo. Skeletor begins his evil magic.

Krass questions her ties with Skeletor. Teela and Duncan reunite with Eldress in an icy tundra while He-Man and his dad battle forces in the forest.