Black-B

Black-B is a single-use type explosive mold, it is claimed in Broccoli Forest 1-3.

Physical Appearance
A Black-B is a deep purple mold with spikes all around its body. It has two antennae-like spikes on the top of its head, piercing red eyes, and hovers above the ground. It is believed to be based off of deadly black mold.

While using its skill its eyes glow and it charges forward, exploding on impact. During the explosion, the face of the mold is still visible for a few seconds in a special graphic.

In-Game Description
Dark and spiky mold that explodes when getting hit

Trivia

 * Black-B seems to be a form of black mold, or possibly a species of exploding mold or fungus.