Robe of the Archmagi 
Artifact — Equipment
Whenever equipped creature deals combat damage to a player, you draw that many cards.
Equip 
Equip Shaman, Warlock, or Wizard 
Legality
standardNOT LEGALpioneerNOT LEGALmodernNOT LEGALlegacyLEGALvintageLEGALcommanderLEGAL