Amber/Emerald Deck List In total, this deck has: 48 character cards, seven action cards, and five locations
One Black Star Promo A card which has a black star and the word Promo across it can be almost any type of card but they tend to be pretty desirable Pokemon from a gameplay perspective or special, exclusive alternate art cards that you can only find in products such as Elite Trainer Boxes
Meaning you'll have plenty of time later to crack a Clue
The idea here is similar to a lot of other sniping strategies: take out weak Pokmon on your opponent's bench
For example, the image below shows a close-up of a particularly rare 'SR' card from the 'Card List' section of the official Pokmon card website
It gives the ability to EACH creature, meaning each one of your creatures can be targeted TWICE by something like Lightning Greaves for free to either put a land into play UNTAPPED or a card into your hand