Number 39: Utopia Rising - Maze of Memories (MAZE)

2 Level 4 monsters
If this card is Special Summoned: You can target 1 "Number" Xyz Monster in your GY, except "Number 39: Utopia Rising"; Special Summon it in Defense Position, then you can detach all materials from this card and attach them to that monster. If you Xyz Summon (except during the Damage Step): You can Special Summon this card from your GY, but banish it when it leaves the field. You can only use each effect of "Number 39: Utopia Rising" once per turn.