For me it's actually not that difficult (although it took some splitting hairs with the last 2 choices), as the bulk of them would be Pre-TFs and G1.

Microman
MIB MC-18 Magneman
MIB MC-20 Micro Scope
MIB MC-21 Radiocasse Robo

Beetras
MIB Beet-Gugal

Diaclone
All 3 Powerdashers MISB

1984
MOSC Argentinean Yellow Windcharger
MOSC Argentinean Green Cliffjumper

1992
MOSC Talon
MISB Skyquake
MISB Thunderclash

1993
MOSC Tornado
MOSC Rapido