Honest Rutstein 
Legendary Creature — Human Warlock
When Honest Rutstein enters, return target creature card from your graveyard to your hand.
Creature spells you cast cost less to cast.
Legality
standardLEGALpioneerLEGALmodernLEGALlegacyLEGALvintageLEGALcommanderLEGAL