Koth, Fireforged

+2: Search your library for X basic mountains and put them onto the battlefield. Deal X damage to any target.
-3: Untap X target Mountains you control. They become 4/4 elemental creatures with haste and trample.They are still lands.
-8: You get an emblem with "Mountains you control have tap: Add X red mana to your mana pool and deal X damage to any target"