Emissary of the Oasis

[ Spellcaster / Effect ] While a face-up Level 3 or lower Normal Monster is on your side of the field, your opponent cannot select this card as an attack target. While this card is face-up on your side of the field, any Battle Damage to the controller of this card from battle involving a Level 3 or lower Normal Monster becomes 0. ATK/ 600 DEF/ 400