| Boreal Druid | CSP-105 |
| Borderland Ranger | E02-31 |
| Borderland Explorer | C18-133 |
| Borborygmos Enraged | GTC-147 |
| Boots of Speed | AFR-133 |
| Boonweaver Giant | M15-5 |
| Boon of Emrakul | EMN-81 |
| Boompile | C16-52 |
| Boomerang | MIR-56 |
| Bookwurm | STX-123 |
| Bonus Round | BBD-56 |
| Bonesplitter | MRD-146 |
| Bonehoard | CMA-211 |
| Bonecrusher Giant // Stomp | ELD-291 |
| Bonecrusher Giant // Stomp | ELD-115 |
| Bone Splinters | M20-92 |
| Bone Shredder | ULG-49 |
| Bone Shards | MH2-76 |
| Bone Saw | OGW-161 |
| Bone Picker | AKH-81 |
| Bone Miser | C19-15 |
| Bonds of Faith | DDQ-2 |
| Bonders' Enclave | IKO-245 |
| Bonder's Ornament | C20-67 |
| Bond of Discipline | WAR-6 |
| Bomber Corps | GK1-80 |
| Bombard | GNT-37 |
| Bomat Bazaar Barge | KLD-198 |
| Bolt Bend | WAR-115 |
| Boldwyr Intimidator | MOR-86 |
| Bojuka Bog | WWK-132 |
| Bojuka Bog | C18-238 |
| Boiling Earth | BFZ-142 |
| Boiling Blood | WTH-92 |
| Bogstomper | M20-320 |
| Boggart Shenanigans | DD1-54 |
| Boggart Ram-Gang | SHM-203 |
| Boggart Harbinger | LRW-102 |
| Boggart Brute | ORI-133 |
| Boggart Arsonists | SHM-85 |
| Bogbrew Witch | M14-88 |
| Bog Wraith | M10-86 |
| Bog Down | PLS-39 |
| Body Snatcher | UDS-53 |
| Body Double | 2X2-40 |
| Boarding Party | CMR-163 |
| Blur of Blades | HOU-84 |
| Blue Elemental Blast | A25-43 |
| Blow Your House Down | ELD-114 |
| Blot Out | MAT-12 |