- Aluminum Christmas Trees: The knaveknights are based on the Raubritter
, the original source of the term Robber Baron.
- Heartwarming in Hindsight: In 2012, a Polish artist by the name of bofzin draw a cover for fan-made Kayko & Kokosh book titled "Powrót Milusia" ("The Return of Cuddly)". Years later, in 2024, an actual book with the same title and premise was revealed to premiere on March 13, 2024.
- They Copied It, So It Sucks!: Some people feel disdain for this series for its similarities with Asterix.
- Woolseyism: The animated adaptation neatly translates the name of the Hegemon-led faction of brigands as "knaveknights", maintaining the meaning of the original Polish name and adding a bit of alliteration.
