Earthbound Immortal Cusillu (UTR) (ANPR-EN016) [Ancient Prophecy]

There can only be 1 face-up "Earthbound Immortal" monster on the field. If there is no face-up Field Spell Card on the field, destroy this card. Your opponent cannot select this card as an attack target. This card can attack your opponent directly. If this face-up card you control would be destroyed by battle, you can Tribute 1 other monster you control instead, and halve your opponent's Life Points.