False Memories 
Instant
Mill seven cards. At the beginning of the next end step, exile seven cards from your graveyard.
Legality
standardNOT LEGALpioneerNOT LEGALmodernNOT LEGALlegacyLEGALvintageLEGALcommanderLEGAL
Instant
Mill seven cards. At the beginning of the next end step, exile seven cards from your graveyard.