| Name | Map Tool Token Link | Family | Type | Size | CR |
|---|---|---|---|---|---|
| Babau | |
Demon | Outsider | Medium | 6 |
| Balor | |
Demon | Outsider | Large | 20 |
| Barbed Devil | |
Devil | Outsider | Medium | 11 |
| Barghest | |
Barghest | Outsider | Medium | 4 |
| Greater Barghest | |
Barghest | Outsider | Large | 7 |
| Basidirond | RPTok | Basidirond | Plant | Medium | 5 |
| Basilisk | |
Basilisk | Magical beast | Medium | 5 |
| Bat | |
Familiar | Animal | Diminutive | 1/8 |
| Bearded Devil | |
Devil | Outsider | Medium | 5 |
| Bebilith | |
Bebilith | Outsider | Huge | 10 |
| Behir | |
Behir | Magical beast | Huge | 8 |
| Bison | |
Herd Animal | Animal | Large | 4 |
| Black Pudding | |
Black Pudding | Ooze | Huge | 7 |
| Boar | |
Boar | Animal | Medium | 2 |
| Boggard | RPTok | Boggard | Humanoid | Medium | 2 |
| Bone Devil | |
Devil | Outsider | Large | 9 |
| Brachiosaurus | RPTok | Dinosaur | Animal | Gargantuan | 10 |
| Bralani | |
Azata | Outsider | Medium | 6 |
| Bugbear | |
Bugbear | Humanoid | Medium | 2 |
| Bulette | |
Bulette | Magical beast | Huge | 7 |