Cyclo was a contestant in the Wizard Battle who first appeared in "Wizard Battle." He uses his magical cyclones to attack other wizards. He is defeated when Abracadaniel turns him pink, causing him to exclaim "What! You turned me pink, bro!" While he is distracted, Magic Fist (Finn and Jake in disguise) punches him in the face, causing him to fall on one of the wizards he defeated.
Cyclo is a cyclopean humanoid who has a lamprey-like mouth, with teeth on all sides. His body is peach in color as well as his eye.
What?! You turned me pink, bro!