Art/variant quality : Alt-art, manga-style illustration, parallel foil finishes = added aesthetic appeal
The Houndour in the deck work like a wolf pack, using Coordinated Pack to pull Darkness Energy from the deck and slap it onto a Houndour, getting Houndoom ex powered up fast
This replaces the traditional method of attaching energy cards directly to Pokmon
For example, Donkeys, Lobsters, Clams, and even Kangaroos have all been printed in Un-sets
Tiana Celebrating Princess rewards you for having an empty hand but it doesnt outweigh the frustration
If you do, search your library for a creature or basic land card, reveal it, put it into your hand, then shuffle