?work in progress?

Bestow Unto Forest {3}{g}{g}{g} (If you cast this
card for its bestow cost, it's an Aura spell with enchant forest. It becomes a creature again if it's not attached
to a land.)
Flying, vigilance, trample
You control enchanted land. It's a 3/3 green elemental creature with flying, vigilance, and
trample, that's still a land.