| Oran-Rief OozeZendikar Rising Promos · 198s | Zendikar Rising Promos | 198s | Rare | €0.56 |
| Oran-Rief OozeZendikar Rising · 198 | Zendikar Rising | 198 | Rare | €0.16 |
| Oran-Rief OozeZendikar Rising · 361 | Zendikar Rising | 361 | Rare | €0.42 |
| Oran-Rief OozeMagic Online Promos · 83770 | Magic Online Promos | 83770 | Rare | — |
| Oran-Rief RecluseDuel Decks: Jace vs. Vraska · 54 | Duel Decks: Jace vs. Vraska | 54 | Common | €0.16 |
| Oran-Rief RecluseZendikar · 173 | Zendikar | 173 | Common | €0.14 |
| Oran-Rief SurvivalistZendikar · 174 | Zendikar | 174 | Common | €0.20 |
| Oran-Rief, the VastwoodBloomburrow Commander · 320 | Bloomburrow Commander | 320 | Rare | $0.50 |
| Oran-Rief, the VastwoodCommander 2014 · 305 | Commander 2014 | 305 | Rare | €0.47 |
| Oran-Rief, the VastwoodCommander 2015 · 297 | Commander 2015 | 297 | Rare | $0.71 |
| Oran-Rief, the VastwoodCommander 2020 · 296 | Commander 2020 | 296 | Rare | €0.65 |
| Oran-Rief, the VastwoodCommander 2021 · 307 | Commander 2021 | 307 | Rare | €0.60 |
| Oran-Rief, the VastwoodCommander Anthology · 263 | Commander Anthology | 263 | Rare | €0.59 |
| Oran-Rief, the VastwoodDuel Decks: Elves vs. Inventors · 28 | Duel Decks: Elves vs. Inventors | 28 | Rare | €0.47 |
| Oran-Rief, the VastwoodNeon Dynasty Commander · 173 | Neon Dynasty Commander | 173 | Rare | €0.57 |
| Oran-Rief, the VastwoodZendikar Promos · 221★ | Zendikar Promos | 221★ | Rare | €5.49 |
| Oran-Rief, the VastwoodSecrets of Strixhaven Commander · 391 | Secrets of Strixhaven Commander | 391 | Rare | $0.44 |
| Oran-Rief, the VastwoodZendikar · 221 | Zendikar | 221 | Rare | €0.79 |
| Orator of OjutaiCommander 2017 · 67 | Commander 2017 | 67 | Uncommon | €0.16 |
| Orator of OjutaiDragons of Tarkir · 28 | Dragons of Tarkir | 28 | Uncommon | €0.08 |
| Orator of OjutaiFriday Night Magic 2015 · 9 | Friday Night Magic 2015 | 9 | Rare | €0.11 |
| Orator of OjutaiMagic Online Promos · 57578 | Magic Online Promos | 57578 | Uncommon | — |
| OraxidNemesis · 35 | Nemesis | 35 | Common | €0.08 |
| Orazca FrillbackJumpstart · 416 | Jumpstart | 416 | Common | €0.10 |
| Orazca FrillbackRivals of Ixalan · 140 | Rivals of Ixalan | 140 | Common | €0.10 |
| Orazca Puzzle-DoorThe Lost Caverns of Ixalan · 68 | The Lost Caverns of Ixalan | 68 | Common | €0.06 |
| Orazca RaptorRivals of Ixalan · 108 | Rivals of Ixalan | 108 | Common | €0.12 |
| Orazca RelicForgotten Realms Commander · 213 | Forgotten Realms Commander | 213 | Common | €0.25 |
| Orazca RelicRivals of Ixalan · 181 | Rivals of Ixalan | 181 | Common | $0.15 |
| Orbital PlungeEdge of Eternities · 149 | Edge of Eternities | 149 | Common | €0.08 |
| Orb of DragonkindAdventures in the Forgotten Realms · 157 | Adventures in the Forgotten Realms | 157 | Rare | €1.19 |
| Orb of DragonkindAdventures in the Forgotten Realms · 381 | Adventures in the Forgotten Realms | 381 | Rare | $1.65 |
| Orb of DragonkindAdventures in the Forgotten Realms Promos · 157a | Adventures in the Forgotten Realms Promos | 157a | Rare | €5.21 |
| Orb of DragonkindAdventures in the Forgotten Realms Promos · 157p | Adventures in the Forgotten Realms Promos | 157p | Rare | $1.16 |
| Orb of DragonkindAdventures in the Forgotten Realms Promos · 157s | Adventures in the Forgotten Realms Promos | 157s | Rare | €0.70 |
| Orb of DragonkindLove Your LGS 2021 · J1 | Love Your LGS 2021 | J1 | Rare | €5.19 |
| Orb of DragonkindLove Your LGS 2021 · J2 | Love Your LGS 2021 | J2 | Rare | €4.55 |
| Orb of DragonkindLove Your LGS 2021 · J3 | Love Your LGS 2021 | J3 | Rare | €5.02 |
| Orb of DragonkindMagic Online Promos · 92742 | Magic Online Promos | 92742 | Rare | — |
| Orb of DragonkindFoundations Commander · 168 | Foundations Commander | 168 | Rare | $0.35 |
| Orb of DreamsBetrayers of Kamigawa · 156 | Betrayers of Kamigawa | 156 | Rare | €0.82 |
| Orb of OriginMystery Booster 2 Tokens · 609 | Mystery Booster 2 Tokens | 609 | Rare | $0.17 |
| Orbs of WardingMagic Origins · 234 | Magic Origins | 234 | Rare | €0.45 |
| Orbweaver KumoChampions of Kamigawa · 231 | Champions of Kamigawa | 231 | Uncommon | $0.08 |
| Orc ArmyThe Lord of the Rings: Tales of Middle-earth Tokens · 5 | The Lord of the Rings: Tales of Middle-earth Tokens | 5 | — | €0.12 |
| Orc ArmyThe Lord of the Rings: Tales of Middle-earth Tokens · 6 | The Lord of the Rings: Tales of Middle-earth Tokens | 6 | — | €0.12 |
| Orc ArmyThe Lord of the Rings: Tales of Middle-earth Tokens · 18 | The Lord of the Rings: Tales of Middle-earth Tokens | 18 | — | — |
| Orc ArmyThe Lord of the Rings: Tales of Middle-earth Tokens · 19 | The Lord of the Rings: Tales of Middle-earth Tokens | 19 | — | — |
| Orca, Siege DemonDominaria United Commander · 37 | Dominaria United Commander | 37 | Rare | €0.37 |
| Orca, Siege DemonDominaria United Commander · 59 | Dominaria United Commander | 59 | Rare | €0.17 |