Your search for "Silver-Fur Master 511" revealed the following:
Silver-Fur Master - Dark Frame Promo Pack (NEO) from Kamigawa: Neon Dynasty, available at 401 Games Canada. Rarity: Uncommon Finish: Normal Artist: Carl Critchlow Card Text:Ninjutsu UBNinjutsu abilities you activate cost 1 less to activate.Other Ninja and Rogue creatures you...
Silver-Fur Master - Dark Frame Promo Pack (Foil) (NEO) from Kamigawa: Neon Dynasty, available at 401 Games Canada. Rarity: Uncommon Finish: Foil Artist: Carl Critchlow Card Text:Ninjutsu UBNinjutsu abilities you activate cost 1 less to activate.Other Ninja and Rogue creatures...