Number 0: Utopic Network

3 Xyz Monsters with the same name and Rank that have no Xyz Materials
(This card's original Rank is always treated as 1.)
You can also Xyz Summon this card by detaching 2 Xyz Materials from a "Utopia" OR "Utopic" Xyz monster with "Number C", "Number F" or "Number S" in its name, then using that Xyz Monster as the Xyz Material. (Xyz Materials attached to that monster also become Xyz Materials on this card.) This card's Xyz Summon cannot be negated. When Xyz Summoned, your opponent's cards and effects cannot be activated. Cannot be targeted for attacks or by your opponent's card effects, while you control another Xyz Monster. Once per turn, during your opponent's turn: You can Special Summon 1 "Number" or "Cxyz" monster from your Extra Deck, except a "Utopia" or "Utopic" monster, then detach 1 Xyz Material from this card and attach it to the Summoned monster as an Xyz Material, also for the rest of this turn, you cannot Special Summon monsters.