Llanowar Mender

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 a
+1/+1 counter on target creature or gain 1 life.)
Land creatures you control have Shroud.
If Llanowar Mender would enter play, you may
pay {g} instead. If you do, put it into play. If you
don't, put it into its owner's graveyard.