Syndicate Guildmage is a uncommon Creature — Human Cleric card from Ravnica Allegiance (RNA), collector number 211. Current market price: $0.07 (foil $0.15), TCGplayer market prices via Scryfall.
{1}{W}, {T}: Tap target creature with power 4 or greater. {4}{B}, {T}: This creature deals 2 damage to target opponent or planeswalker.