Destro is an Iron Grenadier, the elite private army funded by Destro and operating in parallel to Cobra. First released as a Hasbro carded action figure in 1983.
Destro appears in 16 episode synopses across the Sunbow (1983 to 1987) and DiC (1989 to 1992) runs, first appearing in Sunbow's "The M.A.S.S. Device, Part 4: Duel in the Devil's Cauldron" (1983). Full screencap and continuity review pending.