The power of the draw

Defender (This creature can't attack.) This creature enters with a +1/+1 counter on it. At the beginning of each player's upkeep, that player draws a card for each +1/+1 counter on this creature. : Put a +1/+1 counter on this creature.

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

, : Double the number of each kind of counter on target permanent. ( is the untap symbol.)

Whenever you draw a card, put a +1/+1 counter on this creature.