| Boneyard AberrationJumpstart: Historic Horizons · 14 | Jumpstart: Historic Horizons | 14 | Uncommon | — |
| Boneyard LurkerIkoria: Lair of Behemoths · 178 | Ikoria: Lair of Behemoths | 178 | Uncommon | €0.18 |
| Boneyard LurkerIkoria: Lair of Behemoths · 298 | Ikoria: Lair of Behemoths | 298 | Uncommon | €0.17 |
| Boneyard LurkerMagic Online Promos · 80963 | Magic Online Promos | 80963 | Uncommon | — |
| Boneyard WurmDuel Decks: Izzet vs. Golgari · 51 | Duel Decks: Izzet vs. Golgari | 51 | Uncommon | €0.19 |
| Boneyard WurmInnistrad · 171 | Innistrad | 171 | Uncommon | $0.11 |
| Boneyard WurmUltimate Masters · 159 | Ultimate Masters | 159 | Uncommon | €0.13 |
| Boneyard WurmMagic Online Promos · 42860 | Magic Online Promos | 42860 | Uncommon | — |
| Bontu's MonumentAmonkhet · 225 | Amonkhet | 225 | Uncommon | €2.86 |
| Bontu's MonumentDominaria United Commander · 179 | Dominaria United Commander | 179 | Uncommon | €2.00 |
| Bontu's MonumentAetherdrift Commander · 124 | Aetherdrift Commander | 124 | Uncommon | €2.79 |
| Bontu's MonumentAmonkhet Remastered · 269 | Amonkhet Remastered | 269 | Uncommon | — |
| Bontu's MonumentFoundations Commander · 247 | Foundations Commander | 247 | Uncommon | $2.16 |
| Book DevourerGuilds of Ravnica · 93 | Guilds of Ravnica | 93 | Uncommon | €0.04 |
| Book of MazarbulThe Lord of the Rings: Tales of Middle-earth · 116 | The Lord of the Rings: Tales of Middle-earth | 116 | Uncommon | €0.13 |
| Book of MazarbulThe Lord of the Rings: Tales of Middle-earth · 567 | The Lord of the Rings: Tales of Middle-earth | 567 | Uncommon | $0.42 |
| Book of RassThe Dark · 98 | The Dark | 98 | Uncommon | $0.94 |
| Book of RassMasters Edition IV · 183 | Masters Edition IV | 183 | Uncommon | — |
| BookwurmThe List Tokens · STX-123 | The List Tokens | STX-123 | Uncommon | €0.06 |
| BookwurmStrixhaven: School of Mages · 123 | Strixhaven: School of Mages | 123 | Uncommon | €0.19 |
| Boom BoxOutlaws of Thunder Junction · 241 | Outlaws of Thunder Junction | 241 | Uncommon | €0.09 |
| Boomerang BasicsAvatar: The Last Airbender · 46 | Avatar: The Last Airbender | 46 | Uncommon | $0.72 |
| Boom ScholarAetherdrift · 189 | Aetherdrift | 189 | Uncommon | €0.05 |
| Boon of BoseijuKamigawa: Neon Dynasty · 176 | Kamigawa: Neon Dynasty | 176 | Uncommon | €0.13 |
| Boon of the Wish-GiverIkoria: Lair of Behemoths · 43 | Ikoria: Lair of Behemoths | 43 | Uncommon | €0.10 |
| Boon of the Wish-GiverTales of Middle-earth Commander · 185 | Tales of Middle-earth Commander | 185 | Uncommon | €0.31 |
| Boon SatyrPioneer Masters · 167 | Pioneer Masters | 167 | Uncommon | — |
| Boonweaver GiantMagic 2015 · 5 | Magic 2015 | 5 | Uncommon | €0.19 |
| Boonweaver GiantThe List Tokens · M15-5 | The List Tokens | M15-5 | Uncommon | €0.12 |
| Boosted SloopAetherdrift · 190 | Aetherdrift | 190 | Uncommon | €0.10 |
| Boosted SloopAetherdrift · 320 | Aetherdrift | 320 | Uncommon | €0.16 |
| Booster TutorUnsanctioned · 33 | Unsanctioned | 33 | Uncommon | $3.92 |
| Booster TutorUnhinged · 51 | Unhinged | 51 | Uncommon | €4.92 |
| Border GuardianUnstable · 140 | Unstable | 140 | Uncommon | $0.10 |
| Boreal OutriderKaldheim · 163 | Kaldheim | 163 | Uncommon | €0.13 |
| Boreal ShelfColdsnap · 144 | Coldsnap | 144 | Uncommon | €0.43 |
| Boris DevilboonMasters Edition III · 146 | Masters Edition III | 146 | Uncommon | — |
| Born to DriveKamigawa: Neon Dynasty · 6 | Kamigawa: Neon Dynasty | 6 | Uncommon | €0.11 |
| Boros ChallengerGuilds of Ravnica · 156 | Guilds of Ravnica | 156 | Uncommon | $0.09 |
| Boros ChallengerGuilds of Ravnica Promos · 156 | Guilds of Ravnica Promos | 156 | Uncommon | €0.21 |
| Boros ChallengerThe List Tokens · GRN-156 | The List Tokens | GRN-156 | Uncommon | €0.13 |
| Boros ChallengerMagic Online Promos · 69953 | Magic Online Promos | 69953 | Uncommon | — |
| Boros CharmMasters 25 · 199 | Masters 25 | 199 | Uncommon | €4.36 |
| Boros CharmCommander 2013 · 179 | Commander 2013 | 179 | Uncommon | €3.99 |
| Boros CharmCommander 2016 · 185 | Commander 2016 | 185 | Uncommon | €5.16 |
| Boros CharmCommander 2021 · 210 | Commander 2021 | 210 | Uncommon | $4.51 |
| Boros CharmCommander Legends · 442 | Commander Legends | 442 | Uncommon | €2.95 |
| Boros CharmCommander Legends · 687 | Commander Legends | 687 | Uncommon | €6.94 |
| Boros CharmGRN Guild Kit · 84 | GRN Guild Kit | 84 | Uncommon | €2.09 |
| Boros CharmFoundations · 721 | Foundations | 721 | Uncommon | €4.23 |