Your search for "legion guildmage 187" revealed the following:
Legion Guildmage (GRN) from Guilds of Ravnica, available at 401 Games Canada. Rarity: Uncommon Finish: Normal Artist: Zack Stella Card Text:5R, T: Legion Guildmage deals 3 damage to each opponent.2W, T: Tap another target creature.
Legion Guildmage (Foil) (GRN) from Guilds of Ravnica, available at 401 Games Canada. Rarity: Uncommon Finish: Foil Artist: Zack Stella Card Text:5R, T: Legion Guildmage deals 3 damage to each opponent.2W, T: Tap another target creature.