Your search for "Frostfist Strider 51" revealed the following:
Frostfist Strider (DMU) from Dominaria United, available at 401 Games Canada. Rarity: Uncommon Finish: Normal Artist: Francisco Miyara Card Text:Ward 2 (Whenever this creature becomes the target of a spell or ability an opponent controls, counter it unless that player...
Frostfist Strider (Foil) (DMU) from Dominaria United, available at 401 Games Canada. Rarity: Uncommon Finish: Foil Artist: Francisco Miyara Card Text:Ward 2 (Whenever this creature becomes the target of a spell or ability an opponent controls, counter it unless that...