Disney Lorcana follows this structure with starter boxes and booster packs
You get seven of them (eight if you played Miirym) meaning a massive buff for your whole board, and a ton more Terror triggers
Skilled, experienced deck-builders have some developed statistical intuition and, of course, do not need to calculate such statistics all the time
Aside from TCGplayer, these other sites and apps are the best Pokemon TCG price checkers: Collectr (Raw Only) PriceCharting (Raw or Graded) Card Ladder (Raw or Graded) eBay (Raw or Graded) Where To Find Graded Pokemon Card Prices Luckily, pricing your graded cards is much easier, since the condition is already evaluated by a third-party company (BGS, PSA, and CGC are three of the most popular)
I know a lot of people wanted Dream Devourer as a commander, and well there he is as Edgin, u/Yojimbra commented on Reddit
Those are the ones serious buyers pay attention to