| Horn of OlifantRise of the Duelist · 072 | Rise of the Duelist | 072 | Common | €0.03 |
| Horn of the Phantom BeastDuelist Revolution · 075 | Duelist Revolution | 075 | Rare | €0.08 |
| Horn of the UnicornMagic Ruler · 054 | Magic Ruler | 054 | Rare | €0.06 |
| Horoscope Sorcerer, the Stargazer MagicianMagnificent Monsters · 014 | Magnificent Monsters | 014 | Grand Master Rare | $0.29 |
| Horse of the Floral KnightsBrothers of Legend · 018 | Brothers of Legend | 018 | Ultra Rare | €0.09 |
| HorseytailCrossroads of Chaos · 026 | Crossroads of Chaos | 026 | Common | €0.05 |
| Horseytail TokenUnlisted Printings | Unlisted Printings | — | — | — |
| Horus' ServantSoul of the Duelist · 016 | Soul of the Duelist | 016 | Common | €0.14 |
| Horus the Black Flame DeityPhantom Nightmare · 018 | Phantom Nightmare | 018 | Secret Rare | $0.32 |
| Horus the Black Flame Dragon LV4Soul of the Duelist · 006 | Soul of the Duelist | 006 | Rare | $0.55 |
| Horus the Black Flame Dragon LV6Soul of the Duelist · 007 | Soul of the Duelist | 007 | Super Rare | $0.52 |
| Horus the Black Flame Dragon LV8Soul of the Duelist · 008 | Soul of the Duelist | 008 | Ultra Rare | $6.41 |
| HoshiningenMetal Raiders · 102 | Metal Raiders | 102 | Rare | €0.06 |
| Hot Red Dragon ArchfiendYu-Gi-Oh! 5D's Volume 6 promotional card · 001 | Yu-Gi-Oh! 5D's Volume 6 promotional card | 001 | Ultra Rare | €0.13 |
| Hot Red Dragon Archfiend AbyssHigh-Speed Riders · 041 | High-Speed Riders | 041 | Ultra Rare | €0.18 |
| Hot Red Dragon Archfiend BaneHigh-Speed Riders · 042 | High-Speed Riders | 042 | Secret Rare | €0.07 |
| Hot Red Dragon Archfiend King CalamityShining Victories · 097 | Shining Victories | 097 | Ultra Rare | €0.17 |
| Hound of the TistinaDuelist Nexus · 087 | Duelist Nexus | 087 | Super Rare | €0.15 |
| Hourglass of CourageStorm of Ragnarok · 091 | Storm of Ragnarok | 091 | Common | €0.06 |
| Hourglass of LifeSpeed Duel GX: Duel Academy Box · 01 | Speed Duel GX: Duel Academy Box | 01 | Common | €0.06 |
| House DragonmaidMystic Fighters · 022 | Mystic Fighters | 022 | Secret Rare | $0.19 |
| House DustonAbyss Rising · 036 | Abyss Rising | 036 | Common | €0.07 |
| House of Adhesive TapeMagic Ruler · 064 | Magic Ruler | 064 | Common | €0.05 |
| How Did Dai Get Here?Cyberstorm Access · 085 | Cyberstorm Access | 085 | Common | €0.06 |
| Howling InsectSoul of the Duelist · 025 | Soul of the Duelist | 025 | Common | €0.20 |
| Howl of the WildDuelist Revolution · 065 | Duelist Revolution | 065 | Common | €0.08 |
| Hraesvelgr, the Desperate Doom EagleRising Rampage · 082 | Rising Rampage | 082 | Rare | €0.24 |
| Hrimnir the Divine FollowerAlliance Insight · 082 | Alliance Insight | 082 | Common | €0.07 |
| HTS PsyhemuthJudgment of the Light · 046 | Judgment of the Light | 046 | Super Rare | €0.56 |
| Huaquero of the Golden LandSecret Slayers · 033 | Secret Slayers | 033 | Secret Rare | €0.15 |
| Hubrow, Founder of the Ominous ObserversBeyond the Brave · 030 | Beyond the Brave | 030 | Super Rare | €0.03 |
| Huge RevolutionMagician's Force · 041 | Magician's Force | 041 | Common | €0.02 |
| Hugin the Runick WingsTactical Masters · 037 | Tactical Masters | 037 | Ultra Rare | €1.69 |
| Hu-Li the Jewel MikankoCyberstorm Access · 019 | Cyberstorm Access | 019 | Common | €0.08 |
| Humanoid SlimeLabyrinth of Nightmare · 003 | Labyrinth of Nightmare | 003 | Short Print | €0.02 |
| Humanoid Worm DrakeLabyrinth of Nightmare · 005 | Labyrinth of Nightmare | 005 | Short Print | €0.06 |
| Human-Wave TacticsAncient Sanctuary · 104 | Ancient Sanctuary | 104 | Common | €0.11 |
| Humhumming the Key DjinnWorld Superstars · 023 | World Superstars | 023 | Super Rare | €0.05 |
| Humid WindsClash of Rebellions · 074 | Clash of Rebellions | 074 | Common | €0.14 |
| Humongous Hive Hegemon - ZexstaggerPhoton Hypernova · 099 | Photon Hypernova | 099 | Super Rare | €0.11 |
| Humpty GrumptyWorld Superstars · 037 | World Superstars | 037 | Super Rare | €0.11 |
| Hundred DragonDragons of Legend: The Complete Series · 146 | Dragons of Legend: The Complete Series | 146 | Secret Rare | €1.79 |
| Hundred Eyes DragonShonen Jump Vol. 8, Issue 5 promotional card · 039 | Shonen Jump Vol. 8, Issue 5 promotional card | 039 | Ultra Rare | €0.10 |
| Hundred-Footed HorrorPrimal Origin · 099 | Primal Origin | 099 | Common | $0.09 |
| Hungry BurgerMagic Ruler · 068 | Magic Ruler | 068 | Common | €0.02 |
| Hunter DragonTactical Evolution · 004 | Tactical Evolution | 004 | Rare | €0.06 |
| Hunter of Black FeathersThe Shining Darkness · 038 | The Shining Darkness | 038 | Short Print | $0.11 |
| Hunter OwlYu-Gi-Oh! GX Spirit Caller promotional cards · 002 | Yu-Gi-Oh! GX Spirit Caller promotional cards | 002 | Super Rare | €0.13 |
| Hunter SpiderMetal Raiders · 049 | Metal Raiders | 049 | Common | €0.06 |
| Hunting HornDoom of Dimensions · 086 | Doom of Dimensions | 086 | Common | €0.06 |