Swampkin Warcaller

Multikicker {1}{g} (You may pay an additional
{1}{g} any number of times as you cast this spell.)
Swampkin Warcaller enters the battlefield with a
+1/+1 counter on it for each time it was kicked.
Other Frog creatures you control get +1/+1 for
each +1/+1 counter on Swampkin Warcaller.