Description:

Pictured above is a prototype version of H.E.A.T. Viper (1989) as the figure appeared in the 1989 yearly insert catalog. Where the production version was gray, this one is instead black, including the figure's detail and accessories. Also, the leg pegs are seperated rather than joined.

Additional Images:

This figure also appeared in television commercials.

It also appeared in a 1989 Hasbro product catalog