Asura Kai, Harmonious

Opponents' creatures do not untap.
You gain 1 Life every time a blue mana is
added to any mana pool.
{1}{u}: Hexproof until end of turn, or target player
mills 4 cards, or counter target spell or ability.
Majestic—{7}{u}{u}{u}{w}{w}{w}: You win the game.