Number 39: Utopia, Emissary of Light

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 each 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.