A goo creature that chemically resembles the compounds of crude oil. His name is Petroiz. He wears a gas mask but his goo slips through the holes... He travels fast as a fluid and floats on water... He's also capable of traveling through pipes... However, he's aware of the damage he can do... He often feels guilty by polluting the environment... And hasn't had a good experience with humans for that, reason why he avoids or attacks them...