Your search for "Specimen Collector 64" revealed the following:
Specimen Collector - MH2 Reprint (PLST) from The List, available at 401 Games Canada. Rarity: Uncommon Finish: Normal Artist: Ravenna Tran Card Text:When Specimen Collector enters the battlefield, create a 1/1 green Squirrel creature token and a 0/3 blue Crab...
Specimen Collector (MH2) from Modern Horizons 2, available at 401 Games Canada. Rarity: Uncommon Finish: Normal Artist: Ravenna Tran Card Text:When Specimen Collector enters the battlefield, create a 1/1 green Squirrel creature token and a 0/3 blue Crab creature token.When...
Specimen Collector (Foil) (MH2) from Modern Horizons 2, available at 401 Games Canada. Rarity: Uncommon Finish: Foil Artist: Ravenna Tran Card Text:When Specimen Collector enters the battlefield, create a 1/1 green Squirrel creature token and a 0/3 blue Crab creature...