Earthbound Immortal Cusillu [ANPR-EN016] Ultra Rare Champion Pack 7 You can only use this

You can only use this effect of "Ariel

if it destroys your opponent's monster by battle this turn

add 1 of them to your hand

If this card is Tributed by a card effect: You can add 1 Warrior-Type "Nekroz" Ritual Monster from your Deck to your hand

Earthbound Immortal Cusillu [ANPR-EN016] Ultra Rare Champion Pack 7 You can only use thisSet: Ancient Prophecy Card type: Effect Monster Rarity: Ultra Rare Attack: 2800 Defense: 2400 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