Number 39: Utopia the Envoy of Light

[ Warrior / Xyz / Effect ] 2 Level 4 monsters Cannot be destroyed by battle, except with a "Number" monster. (Quick Effect): You can detach 1 material from this card, then target 1 monster you control; the first time it would be destroyed by battle or card effect this turn, it is not destroyed. When the second attack of this turn is declared: You can make this card gain 2500 ATK, and if you do, it gains this effect. ● When this card destroys a monster by battle and sends it to the GY: You can Special Summon it to your field. ATK/ 2500 DEF/ 2000