Contraseñas de las cartas
Con la contraseña de una carta puedes crearla en el juego. Estos son los códigos de las cartas más útiles y famosas (las cartas marcadas con "???" no tienen una contraseña conocida, entre ellas las tres cartas de Dios egipcio, Black Luster Soldier, Gate Guardian y Blue-Eyes Ultimate Dragon en la primera versión).
Monstruos icónicos
- Blue-Eyes White Dragon: 89631139 (o 80906030); Blue-Eyes Ultimate Dragon: 23995346; Blue-Eyes Toon Dragon: 53183600
- Dark Magician: 46986414 (o 40609080); Dark Magician Girl: 38033121; Magician of Black Chaos: 30208479
- Red-Eyes Black Dragon: 74677422; Red-Eyes Black Metal Dragon: 64335804; Summoned Skull: 70781052; Toon Summoned Skull: 91842653
- Jinzo: 77585513; Relinquished: 64631466; Black Skull Dragon: ???; Buster Blader: 78193831; Kaiser Dragon: 94566432
- Gaia The Fierce Knight: 06368038; Gaia the Dragon Champion: 66889139; Celtic Guardian: 91152256; Curse of Dragon: 28279543
- Harpie Lady: 76812113; Harpie Lady Sisters: 12206212; Kuriboh: 40640057; Thousand Dragon: 41462083; Tri-Horned Dragon: ???
- Machine King: 46700124; Metalzoa: 50705071; Cyber-Stein: 69015963; Man-Eater Bug: 54652250; Insect Queen: 91512835
Exodia
- Exodia the Forbidden One: 33396948
- Brazo derecho: 70903634; Brazo izquierdo: 07902349; Pierna derecha: 08124921; Pierna izquierda: 44519536
Magias
- Pot of Greed: 55144522; Raigeki: 12580477; Heavy Storm: 19613556; Dark Hole: 53129443; Monster Reborn: 83764718; Change of Heart: 04031928
- Polymerization: 24094653 (o 27847700); Mystical Space Typhoon: 05318639; Painful Choice: 74191942; Graceful Charity: 79571449; Giant Trunade: 42703248
- Fissure: 66788016; Hinotama: 46130346; Last Will: 85602018; Premature Burial: 70828912; Snatch Steal: 45986603; Swords of Revealing Light: 72302403
- De-Spell: 19159413; Soul Release: 05758500; The Eye of Truth: 34694160; Ultimate Offering: 80604091; Metalmorph: 68540058; Megamorph: 22046459
Trampas
- Mirror Force: 44095762; Trap Hole: 04206964; Magic Jammer: 77414722; Solemn Judgment: 41420027; Negate Attack: 14315573; Call of the Haunted: 97077563
- Waboku: 12607053; Spellbinding Circle: 18807108; Reverse Trap: 77622396; Ceasefire: 36468556; Royal Decree: 51452091; Messenger of Peace: 44656491; Nobleman of Crossout: 71044499; Nobleman of Extermination: 17449108
Otras cartas comunes (lista A-Z)
- Ancient One of the Deep Forest 14015067; Arma Knight 36151751; Baby Dragon 88819587; Barrel Dragon 81480460; Battle Ox 05053103; Big Shield Gardna 65240384; Blast Sphere 26302522; Blue-Eyed Silver Zombie 35282433; Cyber Falcon 30655537; Cyber Jar 34124316; Dark Elf 21417692; Dark Sage 92377303
- Dragon Seeker 28563545; Dungeon Worm 51228280; Fairy Dragon 20315854; Giant Soldier of Stone 13039848; Giant Rat 97017120; Great White 13429800; Griffore 53829412; Hane-Hane 07089711; Hitotsu-Me Giant 76184692; Hunter Spider 80141480; Hyozanryu 62397231
- Kuwagata a 60802233; La Jinn the Mystical Genie of the Lamp 97590747; Lord of D 17985575; Magician of Faith 31560081; Mystical Elf 15025844; Neo the Magic Swordsman 50930991; Obelisk the Tormentor: ???; Penguin Soldier 93920745; Petit Dragon 75356564; Sangan 26202165; Skull Servant 32274490
- Sonic Bird 57617178; Thunder Dragon 31786629; Time Wizard 71625222; Toon World 15259703; Twin-Headed Thunder Dragon 54752875; Vorse Raider 14898066; Winged Dragon, Guardian of the Fortress #1 87796900; Zombie Warrior 31339260; Zoa 24311372
- Terra the Terrible 63308047; Trap Master 46461247; Tribute to The Doomed 79759861; Umi 22702055; Wasteland 23424603; Water Omotics 02483611; Mountain 50913601; Forest 87430998; Sogen 86318356
