Life Gambler Vex

Lifelink, deathtouch, hexproof
-Whenever a spell or creature you control deals
damage, you gain that much life.
-You cannot play lands.
-You may play all cards in your hand by
paying X life where X is that cards converted
mana cost If this card were to return to CZ,
then you may pay 2 life to reset its converted
mana cost to its beginning