Elroy, Living Index

+1: Draw a card. Exile the top card of your library. You may look at exiled cards this way.
-2: Reveal your hand. For each card revealed this way, target opponent taps a land they control. They don't untap during their next untap step.
-7: Reveal all exiled cards you control. For each card revealed this way, each opponent taps a permanent they control for five turns.