Various mixed Goblins here. included are some C12/C13 Great/Night Goblins from the early 80s, the original Grom model and trooper from the first version of the RR3 Regiment of Renown set, a couple of later C12 Goblins and finally Grizlock the Hobgoblin from the 2nd Dungeon Monsters Starter Set.
C13 Night Goblin
RR3 Grom and Trooper
C12 Great Goblin
C12 Goblins (from the later 80s)
Grizlock the Hobgoblin