He-Man and the Masters of the Universe (1983)

S2E29 Jacob and the Widgets

A seafaring hermit named Jacob is ambushed by Merman, who unleashes his robotic sea creatures against him. However, the attack is thwarted when He-Man, Teela, and the Widgets come to Jacob's aid. Determined to enhance his mechanical minions, Merman devises a plan to steal the Widgets' precious Coridite. He-Man and his allies, alongside Jacob, must work together to thwart Merman's scheme and protect the powerful resource.