Invasion Of Guiliad

{w}{w} Suspend 4 & Battle (As a Siege enters, choose an opponent to protect it. You and others can attack it. When it it is defeated,
exile it, then cast it transformed) [4 HP]
When this enters the battlefield opponents must sacrifice 2 Non-land, Non-creature permanents & you gain 4 life. If this is dealt damage the creature gets a +1/+1 counter.