Sapling Nursery [Lorwyn Eclipsed]

Cost: 6 G G Affinity for Forests (This spell costs 1 less to cast for each Forest you control.)
Landfall — Whenever a land you control enters, create a 3/4 green Treefolk creature token with reach.
1G, Exile this enchantment: Treefolk and Forests you control gain indestructible until end of turn.