Farsandoral

: Creatures you control get +1/+1, Whenever you tap a land for mana, add one mana of any type that land produced.
+2: Put a 1/4 Green Firbolg creature token with when this creature dies look at the top 3 cards of your library you put a land from there into play.
-12: Search your library for up to 15 lands and put them in to play.