(Perhaps you're playing a tribe full of cards like Goblin Ringleader and you're more than happy to trade one for one.) But that's a good baseline to start with
This is often referred to as a 0-card combo since you dont need to have any specific cards in your hand to power out a win
This is a small feature that saves a shocking amount of time, mostly because it eliminates the why is my mana symbol a tofu box problem
The prototypes that I have made that felt the closest to real playing cards used this type of card stock and were placed in sleeves (see below)
This means that as long as its on your Bench, you can attach as much Water Energy from your hand to your Pokemon as you want
It will be really tough for Goblins to piece together enough synergy to push out the naturally strong red creatures like Monastery Swiftspear, Zurgo Bellstriker, Lightning Berserker, Firedrinker Satyr, and Eidolon of the Great Revel out of the sideboard