Inverter of Truth 
Creature — Eldrazi
Devoid (This card has no color.) Flying When this creature enters, exile all cards from your library face down, then shuffle all cards from your graveyard into your library.
Legality
standardNOT LEGALpioneerNOT LEGALmodernLEGALlegacyLEGALvintageLEGALcommanderLEGAL