Heres how to get started: Deck Composition : A standard deck has 60 cards

English-Language Version The Pokmon Company International Producer: Kenji Okubo Product and Game Development: Barry Sams, Yasuhiro Usui, Jim Lin, Kyle Sucevich, Mia Violet, Tyler Ninomura, Paul Peterson, Kenny Wisdom, Barb Ng, Tim Devine, Seth Kuepker, Fertessa Scott, Walter Barber, and Amelia Bottemiller Production Coordination: Russ Foster, Jay Moon, Doug Storms, David Hoskinson, Ross Garrett, Paige Robison, Gina Castaneda, Riley Padua, and Kristin Hayman Product Management: Jen Wood, Yuya Toyomaru, Noriko Tseng, Jeff Hansen, Breon McMulin, Ron Foster, Arden Williams, Miyana Sato, Jonathan Novotraski, James Richards, Brendan Gaylord, Sachiko Hogge, and Wakaba Huffman Translation: Satoko Deas, Bryson Clark, Chris Waiters, Ryan Sugo, and Lars Henriksen Game Data Management: Dylan ExoByte Mayo and Rachel Henson Elite Trainer Box Book Writing: Holly Bowen, Mia Vielet, Tyler Ninomura, and Kyle Sucevich Rulebook Writing: TPCi Editing Staff and Kyle Sucevich Editing Coordination: Anja Weinbach Editing: Hollie Beg, Eoin Sanders, Holly Bowen, Stephen Phen Crane, Laura Temple, and Katie Dunlop Graphic Design (Creative): Doug Wohlfeil, Adam Law, Anupa Patel, Huy Cao, Kevin Fish, Kumi Okada, Gwen Machan, Julie Jennings, Kodi Sershon, Taylor Hardman, Chris Franc, and Kevin Lalli Graphic Design (Card Localization): Kayia Mogensen, Christopher Brittain, Sang Hoon Shin, Lauren Batzer, and Michael Heck Marketing Asset Design: Cara Weiss, Kara Kansaku, Danny L

Decades later, select Pokmon TCG Card Packs still include the free code cards which feature a QR card and serial code on the back
In Commander, it's a favorite tool for decks that want to mill out opponents all at once, especially alongside cards like Underworld Breach