This is a colorless control deck's dream, and it's no wonder the card is currently the most expensive single from Tarkir: Dragonstorm (around $80)
It's important to note that the Sun & Moon era coincided with a massive spike in demand for Pokemon TCG products that continues to affect the market to this day
On top of that, if you discard one Category 7 card, he both gains another 1,000 to his attack and he can no longer be targeted by your opponents abilities
Much like items, these cards are essential, as they shape the game and heavily influence turn-by-turn gameplay
Some Pokemon moves and abilities involve putting some chip damage to the opposing Pokemon teams, which is more commonly known as damage counters
Clearly, these wont be as hard to find as the foil versions, and I cant say for sure how many people are going to open Set Boosters when the Collector Boosters beckon