Limb Tree

{b/g}, {t}: Change from Day to Night or Vice-Versa. Activate only once each of your turn.

If its Day, Limb Tree is not a creature. If a creature your opponents controls dies with -1/-1 counters, place a Limb Counter on Limb Tree. Limb Tree gets +1/+1 for each Limb Counters on it.

{b/g}{b/g}{b/g}{b/g}: Regenerate Limb Tree. If you do, put a -1/-1 Counter on up to one target creature.

Infect, Reach