Champions of Kamigawa

Moonring Mirror

Whenever you draw a card, remove the top card of your library from the game face down.
At the beginning of your upkeep, you may remove your hand from the game face down. If you do, put into your hand all other cards you own removed from the game with Moonring Mirror.

Whenever you draw a card, exile the top card of your library face down.
At the beginning of your upkeep, you may exile all cards from your hand face down. If you do, put all other cards you own exiled with Moonring Mirror into your hand.