From the publisher's website:

In a world very much like our own, Millennium Blades is the world’s most popular collectible card game. Continuously in print for more than a thousand years, the game has seen thousands of expansions and billions of cards. Players from around the world seek to become world champions by mastering duels and collecting the game’s rarest and most coveted cards. Still others live by the game, building financial empires by dealing, speculating, and trading in the aftermarket. Many are content simply to play for fun and meet new friends. Your very own Millennium Blades Legend is about to unfold! What will be your path to glory? With your starter deck in hand and a dream in your heart, the time has come to step boldly into the world of Millennium Blades! Millennium Blades is a board game about a fictional collectible card game, which is also called Millennium Blades. You begin the game on pre-release night with just your starter deck. You’ll open new packs, form collections, and sell your junk cards on the aftermarket to buy hot new cards. Trade with your friends, build up your deck, and prepare to compete at Millennium Blades Worlds for the title of World Champion! We’ve all been touched by the magic of Collectible Card Games—from the thrill of opening packs and discovering that ultra-rare card, to the excitement of waiting on pre-release night to see what hidden gems a new set holds, to the tension of sitting with baited breath to see your opponent’s play in the final round of the tournament. Millennium Blades captures that magic and distills it down to a single-game session. Card Games create their own world and their own culture for us to explore, and continue to reward players who delve deeper and deeper into these worlds. These games are about discovery, social interaction, and fun–what could be a better topic to use as the basis for a board game!?