Mystic Retrieval 
Sorcery
Return target instant or sorcery card from your graveyard to your hand.
Flashback 
(You may cast this card from your graveyard for its flashback cost. Then exile it.)
Legality
standardNOT LEGALpioneerNOT LEGALmodernLEGALlegacyLEGALvintageLEGALcommanderLEGAL