Encrusted Clover

Enters the battlefield with 10 crystal counters on it.
{t}, Pay 5 life, Sacrifice Encrusted Clover: Gain half
it's crystal counters, rounded up, as mana of any
colour.
End of this phase you lose 3 life for each of these
unspent mana.
Pay 2{x} life, {t}: Remove {x} crystal counters from Encrusted Clover. It doesn't untap for X turns.
When there are no crystal counters on Encrusted
Clover, it gains; {t}: All lands you control, tap for
4 mana.