Teenage Mutant Ninja Turtles Adventures (1989) #10
First printing. "Going Down?" Script by Dean Clarrain. Art by Ken Mitchroney, Dan Berger, and Barry Grossman. Cover art: Unknown. Leonardo recounts the Turtles' past adventures to Splinter. Later, the Turtles face off against a mutant parasite called Wyrm and a half-roach, half-human exterminator who wants to eliminate them. 32 pages. Full color. Cover price $1.00.