At the beginning of each opponent's upkeep, exile all cards from your hand face down.

At the beginning of your upkeep, return all cards you own exiled with Bottled Cloister to your hand, then draw a card.

, Exile a card from your hand: Return target card from your graveyard to your hand if it shares a card type with the card exiled this way. (Artifact, creature, enchantment, instant, land, planeswalker, sorcery, and tribal are card types.)

Exile all cards from your hand face down. At the beginning of the next end step, return those cards to your hand, then draw a card.

When Induced Amnesia enters the battlefield, target player exiles all cards from their hand face down, then draws that many cards.

When Induced Amnesia is put into a graveyard from the battlefield, return the exiled cards to their owner's hand.

, Sacrifice Memory Jar: Each player exiles all cards from their hand face down and draws seven cards. At the beginning of the next end step, each player discards their hand and returns to their hand each card they exiled this way.

, Exile Shifty Doppelganger: You may put a creature card from your hand onto the battlefield. If you do, that creature gains haste until end of turn. At the beginning of the next end step, sacrifice that creature. If you do, return Shifty Doppelganger to the battlefield.

Target opponent reveals their hand. That player exiles a card from it, then you exile a card from it. Repeat this process until all cards in that hand have been exiled. That player returns the cards they exiled this way to their hand and puts the rest into their graveyard.

When Wormfang Behemoth enters the battlefield, exile all cards from your hand.

When Wormfang Behemoth leaves the battlefield, return the exiled cards to their owner's hand.