Form of the Angel

Hexproof.
When Form of the Angel enters the battlefield your life total becomes 13.
You have no maximum hand size.
Whenever an opponent draws a card, draw a card.
Discard a card: Gain 2 life.
Discard two cards: Return a creature or artifact card from your graveyard to your hand.
Discard three cards: Target creature you control gains unblockable until end of turn.