Unlike with Cavern of Souls, though, these reprints will not be Standard or Pioneer legal
Also the deck is obviously vulnerable to graveyard hate but you can sort of get around that by not grabbing all your spirits if you 100% know there's graveyard hate coming soon or you just straight-up start hardcasting spirits to close things out
As you can guess from the name, it features the introduction of Shiny Pokmon, giving you yet another set of chase items
Anecdotally, theme boosters are also a great tool for newcomers who are still feeling out their preferred colors
Do prioritize looking at the enemy's hand with discard before trying to combo in sideboard games
Almost none teach the skills that carry across every deck and every format: how to build, how to plan your prizes, how to sequence your turns, and how to manage what you have