An "artifact source" is any object with the card type artifact
After Trainer cards are played, cards are discarded by effects from Trainer cards or Abilities, and after Pokmon were "Knocked Out", they are put into the discard pile
(You can not use more than 1 GX attack in a game)
I currently collect valuable Pokmon cards, etc., and collect cards from specific Pokmon card artists, and I buy and sell them on overseas and domestic EC sites.So I know a lot about Pokmon cards, shops, and similar sales methods
If you get a single Silver-Fur Master you are definitely supposed to bias towards cards it enhances, and the second copy lets you go full ham on Ninjas and Rogues, but planning on that before you see the card is a route to a bad deck a lot of the time
In November 2020, a copy of the First Edition Holo Blastoise card was sold for $80,000 by Corecollectibles, and another card was sold for $45,100 by PWCC just three days later