B3-4R

B3-4R (Korean: 곰돌이온, gomdorion) is an Epic Pet that was released alongside its owner,, in the first half of the Cyborg Menace update. It creates Potions that restore Energy and make mini-Ion Bubbles.

Story
''B3-4R is one of the newer inventions from the same lab as Ion Cookie Robot. Despite never having been outside the lab, B3-4R's primary directive is focused on world domination.''

Trivia

 * Interestingly, B3-4R shares its goal of world domination with another unusual "Cookie's" Pet, $π$.
 * B3-4R strongly resembles Bear Jellies, those likely being its name source.