Enduring Angel

“Flying, double strike <br> You have hexproof. <br> If your life total would be reduced to 0 or less, instead transform Enduring Angel and your life total becomes 3. Then if Enduring angel didn't transform this way, you lose the game. <br>//<br> <strong>Angelic Enforcer</strong> <br> Flying <br> You have hexproof. <br> Angelic Enforcer's power and toughness are each equal to your life total. <br> Whenever Angelic Enforcer attacks, double your life total.”