Welcome to The Master of Collections leading range of official Yu-Gi-Oh! Trading cards & TCG merchandise. Boost your deck with our extensive collection of singles, booster packs & booster boxes. The Yu-Gi-Oh! Collectable trading card game has grown since its launch in 1999 to become one of the most popular trading cards worldwide, rivalling the likes of Pokemon, Magic: The Gathering and Cardfight Vanguard. With the series continuing to gain popularity, the extent of the Yu-Gi-Oh! Trading card game spans over 20, 000 unique cards.Master of Collections is the place to begin your Yu-Gi-Oh! Journey, and we stock the world’s leading selection of the most recent Yu-Gi-Oh! Singles, Booster Packs, and Booster Boxes. At the start of each game a player is set a certain number of life points and a legal card deck of 40-60 Yu-Gi-Oh! cards. Players use their own strategy with their Yu-Gi-Oh! cards to go through several phases, hopefully reducing their opponent's life to zero in turn-based action. With so many monsters, spells and traps to work with, it’s crucial that your deck improves the right balance between attack, defense and cunning strategy. You’re in exactly the right place to bolster your deck, explore through our entire catalogue of official Yu-Gi-Oh! card sets and expansions. There are four main types of Yu-Gi-Oh! cards which form the core mechanics of the trading card game, namely.