Yawgmoth, Renewal

Whenever a creature an opponent controls dies, if it was dealt damage by a Phyrexian you control, you may put it onto the battlefield under your control. It's a Phyrexian in addition to it's other types.

Whenever you cast a Phyrexian spell, you may pay 2 life. If you do, you may copy it except it isn't legendary if the spell is legendary.