We have an entire guide on how to build a Pokmon deck, but here's a quick summary
The design is fun, recognizable, and rewarding to complete
This isn't a regular occurrence, though, and it's entirely dependent on Wizards' ongoing strategy for working with game stores - if you're angling for extra codes, we'd recommend checking in with the staff at your LGS to see if there's anything on offer
Not only do God Packs significantly boost your collection of rare digital Pokemon cards, but they also provide you with more options in building strong decks that can thrive well in the current meta
Speed Duels lets both sides start with 4000 lifepoints instead of the usual 8000, and have only three monster and three spell/trap card zones
The cards are therefore not allowed to be included in Commander decks without prior agreement