Wayfaring Temple is a uncommon Creature — Elemental card from Modern Masters 2017 (MM3), collector number 202. Current market price: $0.27 (foil $0.35), TCGplayer market prices via Scryfall.
Wayfaring Temple's power and toughness are each equal to the number of creatures you control. Whenever this creature deals combat damage to a player, populate. (Create a token that's a copy of a creature token you control.)