booster box pokemon packs TCG 3 Packs, 30 Cards Total, Value Pack with 3 Blister Packs, 100% Authentic, Random Chance at Rares & Holofoils : Toys & Games Mega Evolution—Chaos Rising expansion Pokemon 151 Booster Box (Japanese)

Using this on Mist Valley Thunderbird allows it to be special summoned immediately after returning to the hand

Other than the gorgeous colors that match Mega Charizard X exs iconic color palette, the biggest improvement in this years UPC versus previous ones for me is the deck box

UR Ultra Rare Gold Pride - Nytro Blaster X DARK Link 2 [ PyroLinkEffect ] ATK 2300 DEF - 2 "Gold Pride" monsters with different Levels You can target 1 monster your opponent controls

You just need a way to get both 1 Nordic and 1 Rite

a prime target for Maxx 'C'

So it might not cost us much to theme this list but what are the gains for doing so