A city-wide blackout threatens to melt an ice sculpture of "Mount Us-More" that Miles is entering into a contest against his rival, Archduke Fernando.

Using the "death" of an imaginary friend to discuss moving on and the idea that loved ones "are always with you".

Fans often cite this as a standout episode because it balances the show's typical absurdity with and emotional "fluff". It explores:

The episode reintroduces recurring elements like Tiny Ray and the mole people, who are on strike because Ray refused to pay them.

In the episode " Uncle Hambone " (Season 2, Episode 21), the story centers on Chapa's little sister, Sage, and her imaginary friend, the titular Uncle Hambone. Core Plot Summary

To restore power to the Man's Nest, the team needs Chapa’s electricity, but she is busy comforting her sister Sage, who is mourning the "death" of her imaginary friend, Uncle Hambone, after a supposed space tiger attack on the Moon.

Showcases Chapa's protective and supportive side toward her younger sister.

The team attempts various tricks to get Sage to move on, including Schwoz posing as an imaginary friend salesman named "Beans Tambourines".