👉 Cylinderer is a character in the animated television series "Adventure Time". He is a young and mischievous robot who lives on the planet of OoM. Cylinderer has a unique ability to change into different shapes based on his mood, such as being a large, spherical shape when he feels happy or energetic, or a small, round shape when he's feeling bored. The show often uses this feature to humorously misdirect viewers and provide a comedic twist to the plot.