Greedent, Berry Stuffed

Whenever an opponent draws a card, put a berry counter on Greedent.
At the beginning of your upkeep, draw a card for
each berry counter on Greedent. Each other
player may also draw a card.
At the beginning of your end step, remove X
berry counters from Greedent, where X is the
number of opponents you have.
Greedent power and toughness are equal to the
number of berry counters on it plus 1.