Ep 20. Rattleballs

In Adventure Time with Finn and Jake season 6 episode 20, titled Rattleballs, Finn discovers a sentient robotic warrior named Rattleballs. He was created to protect the Candy Kingdom by Princess Bubblegum, but was decommissioned years ago due to his violent nature. Finn decides to help Rattleballs become a "good guy" by training him in the ways of righteousness.

Throughout the episode, Finn takes on the role of a martial arts trainer, teaching Rattleballs about discipline, control, and the importance of doing the right thing. Finn also helps Rattleballs understand the intricacies of the world around him, such as the concept of love and the importance of making friends.

However, Rattleballs' path to redemption is not an easy one. As he struggles to control his aggressive tendencies, he faces opposition from the Kingdom's robot guards, who see him as a threat to their authority. Rattleballs is forced to fight off numerous attackers, demonstrating his combat skills and proving that he is capable of defending the Kingdom without causing harm to its citizens.

As Finn continues to teach Rattleballs, he starts to doubt whether he is truly making progress with the robot warrior. However, by the end of the episode, Finn sees that his efforts have paid off. Rattleballs manages to overcome his violent impulses and gains a new perspective on the world, helping to restore peace and order to the Kingdom.

Overall, Adventure Time with Finn and Jake season 6 episode 20, Rattleballs, is an engaging and action-packed episode that explores themes of redemption, discipline, and friendship. Fans of the show will appreciate the return of Princess Bubblegum and the inclusion of a new character who helps to expand the show's rich world.