"The Garbage-gathering Ghoul and His Parasitic Pal"
Muckman was one of the strangest TMNT figures from the Playmates line. He had a hole in his head to pour in Retromutagen ooze which then flowed out of a hole in his stomach. I guess that's one way to make a sewer worker + trash acceptable as a toy.
Sheesh, we really would buy anything in 1990