| Orochi Eggwatcher // Shidako, BroodmistressThe List Tokens · CHK-233 | The List Tokens | CHK-233 | Uncommon | €0.10 |
| Orochi HatcheryCommander 2015 · 260 | Commander 2015 | 260 | Rare | €0.36 |
| Orochi HatcheryChampions of Kamigawa · 266 | Champions of Kamigawa | 266 | Rare | €0.57 |
| Orochi LeafcallerChampions of Kamigawa · 234 | Champions of Kamigawa | 234 | Common | €0.35 |
| Orochi Merge-KeeperFoundations Jumpstart · 695 | Foundations Jumpstart | 695 | Uncommon | €0.14 |
| Orochi Merge-KeeperKamigawa: Neon Dynasty · 203 | Kamigawa: Neon Dynasty | 203 | Uncommon | €0.12 |
| Orochi RangerChampions of Kamigawa · 235 | Champions of Kamigawa | 235 | Common | €0.08 |
| Orochi Soul-ReaverOutlaws of Thunder Junction Commander · 22 | Outlaws of Thunder Junction Commander | 22 | Rare | $8.42 |
| Orochi Soul-ReaverOutlaws of Thunder Junction Commander · 58 | Outlaws of Thunder Junction Commander | 58 | Rare | $6.62 |
| Orochi SustainerChampions of Kamigawa · 236 | Champions of Kamigawa | 236 | Common | €0.08 |
| Oroku Saki, Shredder RisingTeenage Mutant Ninja Turtles · 68 | Teenage Mutant Ninja Turtles | 68 | Common | €0.12 |
| Oros, the AvengerCommander Anthology · 188 | Commander Anthology | 188 | Rare | €0.25 |
| Oros, the AvengerCommander 2011 · 216 | Commander 2011 | 216 | Rare | €0.37 |
| Oros, the AvengerCommander 2011 Oversized · 216 | Commander 2011 Oversized | 216 | Rare | €0.30 |
| Oros, the AvengerPlanar Chaos · 161 | Planar Chaos | 161 | Rare | €0.32 |
| Oros, the AvengerPlanar Chaos Promos · 161★ | Planar Chaos Promos | 161★ | Rare | €0.38 |
| Oros, the AvengerMagic Online Promos · 31959 | Magic Online Promos | 31959 | Rare | — |
| Orphans of the WheatDuskmourn: House of Horror · 22 | Duskmourn: House of Horror | 22 | Uncommon | €0.07 |
| Orthion, Hero of LavabrinkMarch of the Machine · 334 | March of the Machine | 334 | Rare | €5.05 |
| Orthion, Hero of LavabrinkMarch of the Machine · 379 | March of the Machine | 379 | Rare | €3.08 |
| Orthion, Hero of LavabrinkThe List Tokens · MOM-334 | The List Tokens | MOM-334 | Rare | €3.76 |
| Orthodoxy EnforcerPhyrexia: All Will Be One · 25 | Phyrexia: All Will Be One | 25 | Common | €0.05 |
| Orvar, the All-FormKaldheim · 70 | Kaldheim | 70 | Mythic Rare | €3.02 |
| Orvar, the All-FormKaldheim · 305 | Kaldheim | 305 | Mythic Rare | $2.75 |
| Orvar, the All-FormKaldheim Promos · 70p | Kaldheim Promos | 70p | Mythic Rare | $3.23 |
| Orvar, the All-FormKaldheim Promos · 70s | Kaldheim Promos | 70s | Mythic Rare | €6.78 |
| Orvar, the All-FormSecret Lair Drop Tokens · 1683 | Secret Lair Drop Tokens | 1683 | Mythic Rare | €4.61 |
| Orvar, the All-FormThe List Tokens · KHM-305 | The List Tokens | KHM-305 | Mythic Rare | €4.08 |
| Orvar, the All-FormMagic Online Promos · 88234 | Magic Online Promos | 88234 | Mythic Rare | — |
| Orvar, the All-FormSecret Lair Drop Tokens · 2867 | Secret Lair Drop Tokens | 2867 | Mythic Rare | $4.85 |
| Orvar, the All-Form // Orvar, the All-FormKaldheim Art Series · 77 | Kaldheim Art Series | 77 | — | — |
| Orysa, Tide ChoreographerSecrets of Strixhaven · 62 | Secrets of Strixhaven | 62 | Uncommon | €0.03 |
| OrzhovaPlanechase 2012 Planes · 30 | Planechase 2012 Planes | 30 | Common | €1.15 |
| OrzhovaPlanechase Anthology Planes · 60 | Planechase Anthology Planes | 60 | Common | €0.18 |
| Orzhov AdvokistCommander 2016 · 3 | Commander 2016 | 3 | Uncommon | €0.20 |
| Orzhov AdvokistCommander 2021 · 99 | Commander 2021 | 99 | Uncommon | €0.07 |
| Orzhov AdvokistCommander Anthology Volume II · 34 | Commander Anthology Volume II | 34 | Uncommon | €0.28 |
| Orzhov AdvokistCommander Legends · 35 | Commander Legends | 35 | Uncommon | €0.13 |
| Orzhov AdvokistMidnight Hunt Commander · 91 | Midnight Hunt Commander | 91 | Uncommon | €0.12 |
| Orzhov AdvokistMurders at Karlov Manor Commander · 77 | Murders at Karlov Manor Commander | 77 | Uncommon | €0.23 |
| Orzhov AdvokistNew Capenna Commander · 207 | New Capenna Commander | 207 | Uncommon | €0.17 |
| Orzhov AdvokistThe List Tokens · C16-3 | The List Tokens | C16-3 | Uncommon | €0.08 |
| Orzhov AdvokistTreasure Chest · 3 | Treasure Chest | 3 | Uncommon | — |
| Orzhova, the Church of DealsGuildpact · 162 | Guildpact | 162 | Uncommon | €0.12 |
| Orzhova, the Church of DealsThe List Tokens · GPT-162 | The List Tokens | GPT-162 | Uncommon | €0.17 |
| Orzhov BasilicaDouble Masters 2022 · 327 | Double Masters 2022 | 327 | Uncommon | €0.16 |
| Orzhov BasilicaDouble Masters 2022 · 409 | Double Masters 2022 | 409 | Uncommon | €1.07 |
| Orzhov BasilicaForgotten Realms Commander · 253 | Forgotten Realms Commander | 253 | Uncommon | €0.23 |
| Orzhov BasilicaThe Brothers' War Commander · 191 | The Brothers' War Commander | 191 | Uncommon | €0.28 |
| Orzhov BasilicaCommander 2013 · 311 | Commander 2013 | 311 | Common | €0.14 |