foundations - collector booster box Jumpstart shuffle them together Foundations Collector Booster Pack (1

The background originates from deviant art

This card can also be used for a temporary 1000 ATK buff

Number 93: Utopia Kaiser X LIGHT Rank 12 [ Warrior / XyzEffect ] ATK 2500 DEF 2000 2+ "Number" Xyz Monsters, with the same Rank, that have material Once per turn: You can Special Summon Rank 9 or lower "Number" monsters with 3000 or less ATK that have different Ranks from each other from your Extra Deck, up to the number of materials with different names attached to this card, but their effects are negated, then detach 1 material from this card

s-book.com (in Japanese)

Running 1 copy of Dakki, the Graceful Mayakashi is mandatory, but you can run 2 in some versions