Herd Heirloom
Artifact
(CMC 2)
: Add one mana of any color. Spend this mana only to cast a creature spell.
: 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."
- [TDM] Tarkir: Dragonstorm #144 (R)