Herd Heirloom - Tarkir: Dragonstorm - 144

Artifact

Mana Cost: {1}{G}

{T}: Add one mana of any color. Spend this mana only to cast a creature spell.
{T}: Until end of turn, target creature you control with power 4 or greater gains trample and "Whenever this creature deals combat damage to a player, draw a card."

Rare · Tarkir: Dragonstorm · #144 (TDM)

Illustrated by Allen Morris