Your search for "Merfolk Mistbinder 164" revealed the following:
Merfolk Mistbinder (RIX) from Rivals of Ixalan, available at 401 Games Canada. Rarity: Uncommon Finish: Normal Artist: Clint Cearley Card Text:Other Merfolk you control get +1/+1.
Merfolk Mistbinder (Foil) (RIX) from Rivals of Ixalan, available at 401 Games Canada. Rarity: Uncommon Finish: Foil Artist: Clint Cearley Card Text:Other Merfolk you control get +1/+1.
Merfolk Mistbinder (LCC) from The Lost Caverns of Ixalan Commander, available at 401 Games Canada. Rarity: Uncommon Finish: Normal Artist: Clint Cearley Card Text:Other Merfolk you control get +1/+1.
Merfolk Mistbinder - RIX Reprint (PLST) from The List, available at 401 Games Canada. Rarity: Uncommon Finish: Normal Artist: Clint Cearley Card Text:Other Merfolk you control get +1/+1.