Gagagaga Magician (Super Rare)

2 Level 4 monsters
You can detach 1 material from this card, then target 1 Xyz Monster in your GY, except Gagagaga Magician; Special Summon it, but negate its effects. You can only use this effect of Gagagaga Magician once per turn. A Utopic Future Xyz Monster that has this card as material gains this effect.
* During your Main Phase: You can detach 2 materials from this card, then target 1 Xyz Monster you control; until the end of this turn, change its ATK to 4000, also negate its effects.