As long as a player is not playing a mono-colored deck, all non-basic lands are made nearly useless, preventing a player from casting the majority of their colored spells
Promo Cards and Subset Rarities Beyond main set rarities, the Pokmon TCG includes numerous promo and subset cards with their own rarity considerations: Promo cards Often marked with a black star and promo set code, available through various products and events Shiny/Shiny Rare Cards featuring shiny (alternate colour) Pokmon, popularized in sets like Shining Fates and Paldean Fates Classic Collection Retro-styled reprints with vintage borders Illustration Contest Winners Cards featuring fan-submitted artwork, extremely limited Comparing Eras: What Changed and Why The evolution from simple three-tier rarity to today's complex system reflects broader changes in collecting culture: 19962011: Rarity was primarily about gameplay
As with becoming successful in this hobby with a growing collection, focus on the knowledge and driving demand first and foremost above making a buck
As a tip, Field Spells that do nothing but increase ATK/DEF are usually not going to be worth the Deck space they take up
Standard MTG-sized cards are 63mm x 88mm
Ultimately, the side deck is an essential part of the Yu-Gi-Oh