Where TCGPlayer works for graded: If you're already a high-volume TCGPlayer seller with an established storefront and good feedback, listing your graded cards there alongside your raw inventory makes sense
While the promo was certainly under-priced at $3 now that the card will be Standard legal once again, I wouldn't pay much attention to the current price
I won't go too deep into these topics right now, but these are the biggest things to look out for if you want to get into buying Pokemon cards
We also raised the mana cost by Storage Matrix RA07 Orb of Restriction 3 Artifact During their untap phase, each player may only untap one card type (lands, creatures, artifacts, or enchantments)
While Poison Horn costs three Energy to start using, 90 damage and a guaranteed method of Poisoning your opponents Pokemon is not a bad way of clearing your opponents strongest Pokemon in two hits
Status Condition Strategies: Pokmon with abilities that inflict Paralysis, Burn, or Confusion can slow down your opponents strategy