Ylheid, the Soul Trader

Partner with Ezil, the Soulblade
Hexproof from green and from white
Haunted creatures you control get +1/+0.
Whenever a creature haunted by a card you own dies,
its controller may draw a card. If you didn't draw a
card this way, you may pay 3 life. If you do, put a card
you own that was haunting that creature from exile into
your hand.