While I also share this view, it doesnt mean the color is unplayable
Aurelia, the Law Above, for example, is only a 4/4, but allows you to draw a card each time any player attacks with three or more creatures , and deals damage to your opponents and heals you whenever a player attacks with five or more creatures
It's also worth noting that some cards have been reprinted at different rarity levels in different sets, so two copies of a card may have different-colored symbols
As a Scarlet & Violet set, Paldea Evolved is still a relatively recent release compared to others on the list, making it easier to find than any other set mentioned
New Nintendo 2DS XL: The serial number is found on a white sticker with a bar code inside the game card slot.