Moss-Pit Skeleton

Moss-Pit Skeleton

Creature - Plant Skeleton | Power/Toughness: 2 / 2 (CMC 2)
Kicker (You may pay an additional as you cast this spell.)
If Moss-Pit Skeleton was kicked, it enters the battlefield with three +1/+1 counters on it.
Whenever one or more +1/+1 counters are put on a creature you control, if Moss-Pit Skeleton is in your graveyard, you may put Moss-Pit Skeleton on top of your library.