Flask of Wondrous Physick

Flask of Wondrous Physick enters the battlefield
with X Flask counters on it.
{t}: Remove two Flask counters. Draw a card.
{t}: Remove three Flask counters. Add three
mana of any color.
{t}: Remove six Flask counters. Untap up to four
target creatures.
If Flask of Wondrous Physick has no counters on
it, sacrifice it.