Celestine, the Living Saint To get the most out of Celestine, the Living Saint, you need more lifegain than its innate lifelink provides
There are not that many answers to this problem for decks not designed to handle it
Then each creature your opponents control gets -1/-1 until end of turn for each poison counter its controller has
This land enters tapped unless you control a Swamp
Kogla is in my opinion one of the strongest standalone Green cards printed in the last year, killing a creature and then going to town on artifacts/enchantments, but it's even better in this deck since all Werewolves are also Humans on the front side, so you can use Kogla to save them from removal or give itself indestructible
Monsters, it would probably be a $20 mythic alongside Stormbreath Dragon