Card Trivia:Number F0: Utopic Future


 * In the anime, this is the only Rank 0 monster.
 * This is the only Number monster whose number is equal to its ATK and DEF.


 * This is the only Number monster to not originate from either Astral World or Barian World.
 * This card is also the fourth alternate form of Utopia that isn't a Number C.


 * This card is Yuma's own power, which he obtained without Astral. Considering Astral can't take this "Number", it's Yuma's replacement for "Utopia".


 * This card's appearance resembles Yuma himself.
 * Yuma eventually fuses with this card for his last attack on Astral.