Azure, Lord of the Sea

0: All spells you cast have Flash and Rejuvenate (When Casting this spell, all players gain X life, where X is equal to the CMC of that spell.)
+3: Spells you control can't be countered and other permanents you control have Hexproof until end of turn.
-15: You gain an Emblem that says "Lands you control gain "When you tap this for mana, you may pay 2 life. If you do, untap it."