Damage Depletion Deck

At the beginning of each player's draw step, that player puts the cards in their hand on the bottom of their library in any order, then draws that many cards.

At the beginning of each player's draw step, if this artifact is untapped, that player draws an additional card.

Whenever an opponent draws a card, this enchantment deals 1 damage to that player.

Whenever an opponent loses life, that player mills that many cards. (Damage causes loss of life.)