Grading companies like PSA (Professional Sports Authenticator ... which can significantly impact its value. High-grade cards tend to command higher prices and are more attractive to potential ...
PSA is a company that authenticates trading cards, grading them based on their rarity ... to allow collectors to sell their stock easily as the prices for specific cards rise.
Weeks after shaking up the streaming landscape with its Netflix debut, WWE is altering the collectibles marketplace as it releases its first set of new trading cards in four years.