| Trishula, Dragon of the Ice BarrierDuel Terminal 4 · 092 | Duel Terminal 4 | 092 | Duel Terminal Ultra Parallel Rare | €0.08 |
| Trishula, the Dragon of Icy ImprisonmentWeekly Shonen Jump December 2018 membership promotional cards · 088 | Weekly Shonen Jump December 2018 membership promotional cards | 088 | Ultra Rare | €1.29 |
| Trishula, Zero Dragon of the Ice BarrierStructure Deck: Freezing Chains · 041 | Structure Deck: Freezing Chains | 041 | Ultra Rare | €1.62 |
| TrismagistusGenesis Impact · 009 | Genesis Impact | 009 | Super Rare | €0.13 |
| Tristan, Knight of the UnderworldPremium Gold: Return of the Bling · 009 | Premium Gold: Return of the Bling | 009 | Gold Secret Rare | €0.09 |
| Trito Enneacraft - "exapatisIA"Blazing Dominion · 019 | Blazing Dominion | 019 | Common | €0.10 |
| TrivikarmaPhoton Hypernova · 074 | Photon Hypernova | 074 | Ultra Rare | $0.72 |
| Tri-WightPhoton Shockwave · 059 | Photon Shockwave | 059 | Short Print | €0.15 |
| Trojan BlastCyberdark Impact · 056 | Cyberdark Impact | 056 | Super Rare | $0.23 |
| Trojan Gladiator BeastCrimson Crisis · 078 | Crimson Crisis | 078 | Common | €0.08 |
| Troop DragonLegacy of Darkness · 042 | Legacy of Darkness | 042 | Common | €0.02 |
| TroposphereShonen Jump Scholastic Edition Vol. 9, Issue 1 promotional card · 001 | Shonen Jump Scholastic Edition Vol. 9, Issue 1 promotional card | 001 | Ultra Rare | $7.10 |
| TruckroidGladiator's Assault · 014 | Gladiator's Assault | 014 | Common | €0.07 |
| True Draco ApocalypseMaximum Crisis · 070 | Maximum Crisis | 070 | Common | €0.10 |
| True Draco HeritageMaximum Crisis · 054 | Maximum Crisis | 054 | Ultra Rare | €0.15 |
| True ExodiaUnlisted Printings | Unlisted Printings | — | — | €177.84 |
| True King Agnimazud, the VanisherThe Dark Illusion · 025 | The Dark Illusion | 025 | Ultra Rare | €0.02 |
| True King Bahrastos, the FathomerInvasion: Vengeance · 021 | Invasion: Vengeance | 021 | Ultra Rare | $0.54 |
| True King Lithosagym, the DisasterRaging Tempest · 019 | Raging Tempest | 019 | Super Rare | €0.03 |
| True King of All CalamitiesMaximum Crisis · 046 | Maximum Crisis | 046 | Super Rare | €0.21 |
| True King's ReturnMaximum Crisis · 069 | Maximum Crisis | 069 | Ultra Rare | €0.17 |
| True Light2021 Tin of Ancient Battles · 255 | 2021 Tin of Ancient Battles | 255 | Ultra Rare | $0.10 |
| Trust GuardianThe Shining Darkness · 009 | The Shining Darkness | 009 | Super Rare | €0.66 |
| Tsuchigumo, the Poisonous MayakashiHidden Summoners · 033 | Hidden Summoners | 033 | Secret Rare | €1.50 |
| Tsukahagi, the Poisonous MayakashiHidden Summoners · 028 | Hidden Summoners | 028 | Super Rare | €0.22 |
| Tsukumo SlashPremium Gold: Infinite Gold · 013 | Premium Gold: Infinite Gold | 013 | Gold Secret Rare | $0.19 |
| TsukuyomiDark Crisis · 075 | Dark Crisis | 075 | Rare | €1.18 |
| Tsumuha-Kutsunagi the Lord of SwordsCyberstorm Access · 024 | Cyberstorm Access | 024 | Secret Rare | $0.48 |
| Tsuru-Puru-PurunRage of the Abyss · 025 | Rage of the Abyss | 025 | Common | €0.02 |
| TualatinLight of Destruction · 090 | Light of Destruction | 090 | Secret Rare | €0.25 |
| Tuned MagicianStardust Overdrive · 029 | Stardust Overdrive | 029 | Common | €0.17 |
| Tuner CaptureRaging Battle · 065 | Raging Battle | 065 | Common | €0.10 |
| Tuner's BarrierDuelist Pack: Yusei 2 · 030 | Duelist Pack: Yusei 2 | 030 | Super Rare | €0.24 |
| Tuner's HighShining Victories · 067 | Shining Victories | 067 | Super Rare | €0.12 |
| Tuner's SchemeAbsolute Powerforce · 077 | Absolute Powerforce | 077 | Super Rare | €3.58 |
| Tune WarriorStarter Deck: Yu-Gi-Oh! 5D's · 001 | Starter Deck: Yu-Gi-Oh! 5D's | 001 | Common | €0.09 |
| TuningStarstrike Blast · 045 | Starstrike Blast | 045 | Ultra Rare | €0.06 |
| Tuning GumThe Dark Illusion · 040 | The Dark Illusion | 040 | Rare | €0.04 |
| Tuning MagicianBreakers of Shadow · 001 | Breakers of Shadow | 001 | Super Rare | €0.02 |
| TuningwareDuelist Pack: Yusei · 011 | Duelist Pack: Yusei | 011 | Ultra Rare | €1.07 |
| Turbo BoosterThe Duelist Genesis · 001 | The Duelist Genesis | 001 | Common | €0.18 |
| Turbo CannonAncient Prophecy · 041 | Ancient Prophecy | 041 | Super Rare | $1.80 |
| Turbo RocketAncient Prophecy · 015 | Ancient Prophecy | 015 | Rare | €0.31 |
| Turbo SynchronCrossroads of Chaos · 002 | Crossroads of Chaos | 002 | Rare | €0.10 |
| Turbo-Tainted Hot Rod GT19Darkwing Blast · 034 | Darkwing Blast | 034 | Common | €0.02 |
| Turbo WarriorCollectible Tins 2008 Wave 2 · 004 | Collectible Tins 2008 Wave 2 | 004 | Secret Rare | €0.42 |
| TurnaboutReturn of the Duelist · 075 | Return of the Duelist | 075 | Common | €0.09 |
| Turning of the WorldCybernetic Horizon · 058 | Cybernetic Horizon | 058 | Common | €0.12 |
| Turn SilenceLegacy of Destruction · 052 | Legacy of Destruction | 052 | Super Rare | €0.13 |
| Turret WarriorCrimson Crisis · 001 | Crimson Crisis | 001 | Super Rare | €0.12 |