Most online card retailers that stock art cards will let you filter your search results either under the set name, the card type, or the cards rarity if you want to look specifically for art cards
I don't see any scratches or dirt from an amateur's point of view, but it's an expensive card, so please judge by the image to the last
Every PSA 8+ card trades back to GameStop for $22 store credit minimum, $25 for Pro members, through December 13
If you get lucky with early draws and/or Communication, you can also have both Charizard EX versions ready
You get two smaller spells and get to cast one and put the other in your hand
If you can find a way to evade the game loss trigger (such as with Platinum AngelPlatinum Angel or Sundial of the InfiniteSundial of the Infinite) you get to keep a bunch of randomly indestructible creatures