kayn

When Kayn, Assasin with two faces, you get to activate one of his form. That from stays until Kayn, Assasin with two faces dies. {R}{R}{R}: Darkin: Kayn, Assasin with two faces gains +3/+3 and it has trample and vigilance. {U}{U}{U}: Shadow Assasin: Kayn gets +3/+3 and gains Vigilance, Deathtouch and reach. If Kayn, Assasin with two faces deals damage no matter in which form he is. You gain 3 life and your opponent loses 3 life.