Ep 17. All That Glitters

Lion-O and the ThunderCats are on a quest to find the Book of Omens when they come across a floating city made entirely of gold. At first, the city appears to be deserted, but they soon discover that it is home to the mythical Unicorn Keepers, a group of guardians who protect the mystical unicorns.

However, the Unicorn Keepers are in trouble. Their city has been infiltrated by the evil Mumm-Ra, who has taken control of the unicorns and is using their magic for his own nefarious purposes. The ThunderCats must team up with the Unicorn Keepers to stop Mumm-Ra and save the unicorns before it's too late.

Along the way, Lion-O and his friends encounter a variety of challenges and obstacles. They must navigate treacherous traps and puzzles within the golden city, fight off Mumm-Ra's minions, and even confront their own fears and doubts.

Throughout the episode, there are a number of thrilling action sequences, including epic battles between the ThunderCats and Mumm-Ra's forces. There are also moments of humor and camaraderie as the ThunderCats work together to overcome their obstacles and save the day.

Ultimately, the ThunderCats and Unicorn Keepers are able to defeat Mumm-Ra and free the unicorns. The episode ends on a triumphant note as the ThunderCats set off once again on their quest to find the Book of Omens, their spirits renewed by their successful mission.