1990 Tunnel Rat: E.O.D. v3 (Sonic Fighters)

Tunnel Rat v3 is a repaint of the 1987 original. He's pictured with Knockdown's pistol in black.
Tunnel Rat's giant backpack has four buttons and makes four different sounds. Have a listen below: 

Here he's pictured with his original machine gun and Cobra Commander's pistol.

Here he's pictured with his original machine gun and Snow Serpent's missile pod and stand in black.

Carded figure photos courtesy of Matthew Reinap. Check him out on eBay!