Angel of Hope

Flying, when Angel of Hope enters the battlefield, choose up to x permanents with converted cost x or less an opponent controls. Destroy them. You gain life equal to the highest converted cost of permanents destroyed. You may pay {x}{w}{w}{w}{w}and return x of those cards with x or less converted cost to the battlefield under your control. Angel of Hope's power/toughness are equal to the highest converted cost of permanents that were destroyed in the turn that Angel of Hope entered the battlefield.