The Taking Tree

{w}{w} Suspend 3, Defender, Reach & Agony
{t} Switch your life total with it's toughness.
When it becomes monstrous, all opponents must
discard a card, sacrifice a creature & a land. Then
you either draw a card & gain 2 life or Populate.
{2}{w}{w} Monstrosity 4 (If this isn't monstrous, put 4 +1/+1 counters on it and it is now
monstrous & it also gains Indestructible)