SRD & OGL creatures — full stat blocks. Each entry links its source.
| Name | Type | Size | CR | Source |
|---|---|---|---|---|
| Alabroza, Bloodfiend | Fiend | Small | 4 | Tome of Beasts 3 |
| Alazai | Elemental | Large | 10 | Tome of Beasts 3 |
| Alchemical Skunk | Monstrosity | Small | 4 | Tome of Beasts 2 |
| Alchemist | Humanoid | Medium | 6 | Level Up Advanced 5e Monstrous Menagerie |
| Alchemist | Humanoid | Small | 2 | Tome of Beasts 2023 |
| Alchemist Archer | Humanoid | Medium | 10 | Creature Codex |
| Alehouse Drake | Dragon | Tiny | 1/2 | Tome of Beasts |
| Alehouse Drake | Dragon | Tiny | 1 | Tome of Beasts 2023 |
| Alke | Monstrosity | Large | 5 | Tome of Beasts 3 |
| Alkonost | Monstrosity | Small | 1/2 | Creature Codex |
| Alliumite | Plant | Small | 1/4 | Creature Codex |
| Alliumite, Husker | Plant | Medium | 2 | Tome of Beasts 3 |
| Alliumite, Rapscallion | Plant | Small | 2 | Tome of Beasts 3 |
| Alnaar | Fiend | Large | 9 | Creature Codex |
| Alp | Fey | Small | 1 | Creature Codex |
| Alpha Werewolf | Humanoid | Medium | 6 | Level Up Advanced 5e Monstrous Menagerie |
| Alpha Yek | Fiend | Medium | 9 | Creature Codex |
| Alpine Creeper | Plant | Huge | 3 | Tome of Beasts 3 |
| Alseid | Monstrosity | Medium | 1/2 | Tome of Beasts 2023 |
| Alseid | Monstrosity | Medium | 1/2 | Tome of Beasts |
| Alseid Grovekeeper | Monstrosity | Medium | 3 | Tome of Beasts |
| Alseid, Woad Warrior | Monstrosity | Medium | 2 | Tome of Beasts 3 |
| Ambush Hag | Fey | medium | 9 | Black Flag SRD |
| Amethyst Dragon Wyrmling | Dragon | Medium | 2 | Level Up Advanced 5e Monstrous Menagerie |
| Ammut | Celestial | Large | 9 | Creature Codex |
| Amphibolt | Monstrosity | Large | 5 | Tome of Beasts 3 |
| Ancient Aboleth | Aberration | Huge | 11 | Level Up Advanced 5e Monstrous Menagerie |
| Ancient Amethyst Dragon | Dragon | Gargantuan | 23 | Level Up Advanced 5e Monstrous Menagerie |
| Ancient Black Dragon | Dragon | Gargantuan | 21 | 5e Core Rules |
| Ancient Black Dragon | Dragon | gargantuan | 20 | Black Flag SRD |
| Ancient Black Dragon | Dragon | Gargantuan | 23 | Level Up Advanced 5e Monstrous Menagerie |
| Ancient Blue Dragon | Dragon | gargantuan | 20 | Black Flag SRD |
| Ancient Blue Dragon | Dragon | Gargantuan | 25 | Level Up Advanced 5e Monstrous Menagerie |
| Ancient Blue Dragon | Dragon | Gargantuan | 23 | 5e Core Rules |
| Ancient Boreal Dragon | Dragon | Gargantuan | 24 | Tome of Beasts 2 |
| Beast |
| Large |
| 1 |
| Creature Codex |
| Ooze |
| Small |
| 1 |
| Creature Codex |
| Construct |
| Large |
| 9 |
| Creature Codex |
| Construct |
| Medium |
| 10 |
| Tome of Beasts |
| Construct |
| Medium |
| 10 |
| Tome of Beasts 2023 |
| Beast |
| Medium |
| 1/4 |
| Tome of Beasts 2 |
| Beast |
| Medium |
| 1/4 |
| Tome of Beasts 2 |
| Beast |
| Huge |
| 3 |
| Level Up Advanced 5e Monstrous Menagerie |
| Beast |
| Large |
| 3 |
| Tome of Beasts 2 |
| Construct |
| Large |
| 10 |
| Creature Codex |
| Ooze |
| Large |
| 4 |
| Tome of Beasts 2 |
| Beast |
| Medium |
| 3 |
| Tome of Beasts |
| Beast |
| Medium |
| 3 |
| Tome of Beasts 2023 |