Your search for "Stronghold Assassin 166" revealed the following:
Akali - Rogue Assassin (Signature) - 189*/166 - Showcase from Riftbound: Vendetta, available at 401 Games Canada. Rarity: Showcase Finish: Foil Artist: Jessica Oyhenart Card Text:[EMPOWER 3 and 1 Rune][ACTION] Exhaust: If it's your turn, move a friendly unit in...
Stronghold Assassin (7ED) from Seventh Edition, available at 401 Games Canada. Rarity: Rare Finish: Normal Artist: Ron Walotsky Card Text:T, Sacrifice a creature: Destroy target nonblack creature.
Stronghold Assassin (Foil) (7ED) from Seventh Edition, available at 401 Games Canada. Rarity: Rare Finish: Foil Artist: Ron Walotsky Card Text:T, Sacrifice a creature: Destroy target nonblack creature.