As you'll have noticed from the listed contents, you get a Codex Booster inside the Codex Bundle
Its been around since the Sword & Shield era and remains a go-to for quick openings or stocking up on a theme
The biggest change to battling is Energy Zone, a new mechanic where you must manage a shared pool of energy that can be allocated to your Pokmon each turn
I really like the idea of running this in other builds, as the card is just really good
8 Tyranitar V: Battle Styles (Alternate Full Art) $142.25 A Break From Being Intimidating This gorgeous Tyranitar V is the crown jewel of Battle Styles, topping the charts as its most expensive card, and with good reason
Then, they use their Decks to face off against opponents in a game of strategy, luck, and skill