Ironroot Awakener

Conjure {1}(When this permanent enters play, you
may pay {1} to exile target creature card in a
graveyard with a converted mana cost 1 to put 1
+1/+1 counter on target creature or gain 1 life.)
{t}: Untap target Forest. Use this ability only if
a +1/+1 counter was put on a creature or a player gained 1 or more life this turn.