Neganex, Drakon of Peace

Flying, Indestructible
When Neganex, Drakon of Peace enters the battlefield, up to two target creatures can't attack or block until your life total is equal to or less than 10.
If your life total is equal to or less than 10, exile Neganex, Drakon of Peace and create a 7/7 token creature with flying until your life total becomes more than 10.