Your search for "Giant Cindermaw 136" revealed the following:
Giant Cindermaw (Foil) (BRO) from The Brothers' War, available at 401 Games Canada. Rarity: Uncommon Finish: Foil Artist: Edgar Sánchez Hidalgo Card Text:TramplePlayers can't gain life.
Giant Cindermaw (BRO) from The Brothers' War, available at 401 Games Canada. Rarity: Uncommon Finish: Normal Artist: Edgar Sánchez Hidalgo Card Text:TramplePlayers can't gain life.
Giant Cindermaw - BRO Reprint (PLST) from The List, available at 401 Games Canada. Rarity: Uncommon Finish: Normal Artist: Edgar Sánchez Hidalgo Card Text:TramplePlayers can't gain life.