Heart of a Duelist 
Enchantment
You may draw cards from anywhere in your library. (You don't get to look at them or reorder them while doing so.) When Heart of a Duelist enters the battlefield, draw a card.
Legality
standardNOT LEGALpioneerNOT LEGALmodernNOT LEGALlegacyNOT LEGALvintageNOT LEGALcommanderNOT LEGAL