Yu - Gi - Oh ! Online Yu - Gi - Oh ! Online is an online PC game released in November 2005 by Konami , based on the Yu - Gi - Oh ! Trading Card Game , players of the game can duel each other online . Later two versions of the game has been released , and . Cards . Players duel using cards , in the same way as in the Yu - Gi - Oh ! Trading Card Game . Each player starts with a 40 - 60 card starter Deck . After that , players need to duel to get more cards . Whenever a single game ( 1 duel ) is played , both players get 1 card from a card pack of their choice . Whenever a match game ( 2 or 3 duels , first to win twice wins ) is played , both players get 3 cards from a card pack of their choice . The game includes cards from OCG boosters up to and including Invader of Darkness , as well as a variety of OCG promos . Ranking . There are 30 player Levels , Levels 1 through 30 . Once a player has played at least 36 duels , he or she can advance beyond Level 1 , and must to move from the beginner ' s lobby to the other lobbies where all players Level 2 and above play . The player ' s Level is decided by their score . Each time a player wins a duel , that player ' s score increases , and whenever a player loses a duel , their score decreases . The amount of points received or deducted depends on the player ' s level and the opponent ' s level . For example , a Level 2 player winning from a Level 5 player would gain more points than a Level 6 player winning from a Level 3 player . Payment . To duel , players must spend Duelpass Points ( DP ) . It costs 1 DP for 1 duel . Duelpass points are obtained by purchasing Duelpasses . Purchasing a Duelpass gains the player 30 Duelpass Points , 1 card in the game , and 10 Mileage ( that players can exchange for cards ) . Ten Duelpass points are given for free to every account when they are first created . Duelpass 150 . This is an online purchase that is equivalent to 5 Duelpasses ( 150 Duelpass points ) . The 5 cards gained from this type of Duelpass are chosen randomly from a set . At one point , sale of the Duelpass 150 was suspended in the United States due to fraud , but since the release of Duel Evolution , the Duelpass 150 is available in United States again . USB Duelpass Key . The USB Duelpass Key is equivalent to 3 Duelpasses ( 90 Duelpass points ) . It is a USB device that is sold in retail stores in the United States , such as Toys ' R ' Us and Target . It works like a standard USB flash drive , except it only contains the information necessary to transfer game credits to your account . A CD - ROM with the full version of the game is included in the packaging for the USB Duelpass Key . The flashdrive itself has only 128K or so of memory , unusable for anything but the duel pass credits . The 3 cards gained from this type of duelpass are chosen randomly from a set . The USB Duelpass Key is sold only in the United States and Mexico . Players in other locations must get duelpasses from one of the other methods or buy them from a third party . SMS Duelpass . The SMS Duelpass is available in the United Kingdom to date and for a charge of £1 you gain 15 Duel Points and 10MP . It ' s a quick and popular way of obtaining Duel Points .