Given the fact that this expansion contains the Mega Hyper Rare Charizard ex, which is selling up to $400 as of TCGPlayer, you could come away with some serious high-value cards, so snap up a couple of these boxes and you'll get several chances to pull it
Approximately 1 in 20 art cards will have the gold artist signature
Fetchlands like Misty Rainforest are great ways to reset the top of your library to get a fresh look with The Fourth Doctor, but Id also recommend trying out cards like Bant Panorama and Shire Terrace which enter the battlefield untapped and tap for colorless mana in the early-game, and then you can cash in for a basic land and shuffle your library later when you need it
Example: Karn, Scion of Urza, was very expensive shortly after his release (reaching around ~60 USD at his peak)
Also, as a bonus tip, dont go AFK while the lights are on
Auto-battling, Rental Decks, and Auto-build even more casually In order to enjoy battles in the Pokmon TCG more casually, features such as auto-battling, Rental Decks, and Auto-build have been prepared