Psychosis Crawler is a rare Artifact Creature — Phyrexian Horror card from Mirrodin Besieged (MBS), collector number 126. Current market price: $0.99 (foil $9.34), TCGplayer market prices via Scryfall.
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.