Ron Rudat designed Eels in 1984. The red pencil feedback (most likely from the G.I. Joe Product Manager, Kirk Bozigian) reads "entire figure, not head." The rest of Ron's sketch made it into the final design virtually untouched. I believe the head design was revisited for the 1987 Techno-Viper. Sketch by Ron Rudat, presentation art by George Woodbridge.