The year was 1987 - USA Headmasters, Targetmasters and Monsterbots

The 1987 Decepticon Headmasters & Targetmasters: Snapdragon MIB (unused, sealed), Apeface (unused, sealed), Targetmaster Cyclonus MIB, Targetmaster Scourge MIB, Slugslinger MIB, Triggerhappy MIB, Misfire MIB, Mindwipe MIB, Weirdwolf MIB, Skullcruncher MIB.

The 1987 Autobot Headmasters & Targetmasters: Highbrow MIB, Brainstorm MIB, Chromedome MIB, Hardhead MIB, Targetmaster Hot Rod MIB, Targetmasters Blurr MIB, Targetmasters Kup MIB, Pointblank MIB, Crosshairs MIB, Sureshot MIB

1987 Headmaster Horrorcons - Snapdragon and Apeface

Takara D-99: Apeface MIB
Takara D-100: Snapdragon MIB
Hasbro Apeface MIB (unused, sealed to bubble)
Hasbro Snapdragon MIB (unused, sealed to bubble)
Loose Apeface: robot mode, gorilla mode, plane mode
Loose Snapdragon: robot mode, dragon mode, plane mode