Damage

Whenever you cast a spell, put the cards in your hand on the bottom of your library in any order, then draw that many cards.

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.

Psychosis Crawler's power and toughness are each equal to the number of cards in your hand. Whenever you draw a card, each opponent loses 1 life.