Noah uses Spirit monsters, whose archetypal effect forces them to return to his hand at the end of his turn, and also has a Deck Master and many cards that restore his Life Points, both of which are reflective of his goal to essentially resurrect himself by escaping the virtual world
The cards themselves are generally pretty wonderful
You see, Purrely Xyz monsters are unique in that, thrice per turn, you can attach a quick-play spell that would typically be resigned to the graveyard after use as a material to said monster
They cross archetypes to power up tons of different decks and dont just fold to one set of hate
In addition to the regular God Rare (GDR) cards, there are also Alt-Art God Rare (GDR) cards, which have special, watercolor-esque illustrations
It even has kicker and protection from white