Enlarge is a uncommon Sorcery card from Double Masters (2XM), collector number 166. Current market price: $0.30 (foil $0.39), TCGplayer market prices via Scryfall.
Target creature gets +7/+7 and gains trample until end of turn. It must be blocked this turn if able. (A creature with trample can deal excess combat damage to the player or planeswalker it's attacking.)