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.

At the beginning of each opponent's upkeep, this creature deals X damage to that player, where X is 3 minus the number of cards in their hand.

At the beginning of each opponent's upkeep, this creature deals X damage to that player, where X is the number of cards in their hand minus 4.

Whenever an opponent discards a card, you may draw a card.

Whenever an opponent draws a card, you may pay . If you do, draw a card.

, : Target player mills X cards, where X is the number of cards in that player's graveyard.

, : Draw a card. Activate only if you have no cards in hand.

: Add two mana in any combination of , , and/or .

, : Draw two cards, then discard a card.

, : Discard a card at random, then draw two cards.

Whenever a source an opponent controls deals damage to you, if this artifact is untapped, you may draw a card.

, , Reveal two cards from your hand that share a color: Draw a card.

At the beginning of your draw step, draw an additional card.

At the beginning of your end step, discard your hand.

Devoid (This card has no color.)

, Put a card an opponent owns from exile into that player's graveyard: Draw a card, then discard a card.

Living weapon (When this Equipment enters, create a 0/0 black Phyrexian Germ creature token, then attach this to it.)

Equipped creature gets +X/+X, where X is the number of creature cards in all graveyards.

Equip

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 this artifact to your hand, then draw a card.

When this creature enters, for each spent to cast it, draw a card.

When this creature enters, for each spent to cast it, each opponent discards a card.

When this creature enters, for each spent to cast it, it gets +1/+0 and gains trample and haste until end of turn.

: Add .

, , Sacrifice this artifact: Exile any number of target players' graveyards. Draw a card.

, : Draw two cards, then discard a card.