Simic realm

When Simic realm enters the battlefield put a
+1+1 counter on target creature, draw two cards
then proliferate
When Simic realm enters the battlefield pay {g/u}{g/u}{g/u}
{t}: add {g/u}{g/u}
{g/u}{g/u}{g/u}{g/u}{g/u}{g/u}: draw 4 cards and put two +1+1 counters on target creature
When Simic realm leaves the battlefield draw two
cards then proliferate twice