How do you get uria in Yu-Gi-Oh gx spirit caller for ds?

you need to beat kagemaru lots of times he'll eventually give you one of the sacred beast cards keep going until you get the one you want to duel him you need to have beaten the game even then he is only duelable in the evening or at night in the middle of the island on a weekend he uses any 1 of his 3 decks and it is completely random