With over 30 years of history, trading card games have had an undeniable impact on the gaming community. The game genre is a fixture in the gaming scene, with many iconic products that even non-TGC players recognize immediately. The "Big Three" of TGCs are Pokémon TGC, Magic: the Gathering, and Yu-Gi-Oh!, and they all have a long and storied history along with massive player bases. Despite their overall recognizability, there are still several individual franchises and cards that stand out from the rest.
Source：https://www.cbr.com/trading-cards-ccg-tcg-grading-standards-ratings-pokemon-mtg-yugioh/
