Gaia, Spirit Of The Earth

Whenever you Tap a Land add {b}/{g}
You may look at the Top card of your library at
any time. You may play lands from the top of
your library.
Lands you control are indestructible and have Lifelink.
{b}{g}Sacrifice a Land: Create a 2/2 Black/Green Elemental-land creature.
Elementals and lands have:
Sacrifice: Draw a card.
Tap: Scry 2.