Thundarr the Barbarian (1980)

S01E05 Treasure of the Moks

Thundarr, Princess Ariel, and Ookla rush to support Mok Chieftain Oblach as they face off against Captain Kordon, the formidable Queen of the River Pirates. Kordon is determined to seize the Mok's concealed treasure and plans to wield the powerful "fire lances of the ancients" to achieve her goal.