SRD & OGL creatures — full stat blocks. Each entry links its source.
| Name | Type | Size | CR | Source |
|---|---|---|---|---|
| Arborcyte | Plant | Large | 8 | Creature Codex |
| Arboreal Grappler | Aberration | Medium | 3 | Tome of Beasts |
| Arboreal Grappler | Aberration | Medium | 4 | Tome of Beasts 2023 |
| Arcamag | Monstrosity | Tiny | 2 | Creature Codex |
| Arcanaphage | Monstrosity | Medium | 4 | Creature Codex |
| Arcane Blademaster | Humanoid | Medium | 19 | Level Up Advanced 5e Monstrous Menagerie |
| Archdruid | Humanoid | medium | 12 | Black Flag SRD |
| Archfey | Fey | Medium | 12 | Level Up Advanced 5e Monstrous Menagerie |
| Archmage | Humanoid | Medium | 12 | 5e Core Rules |
| Archmage | Humanoid | Medium | 11 | Level Up Advanced 5e Monstrous Menagerie |
| Archmage | Humanoid | medium | 12 | Black Flag SRD |
| Archon, Siege | Celestial | Huge | 13 | Tome of Beasts 3 |
| Archon, Ursan | Celestial | Large | 9 | Tome of Beasts 3 |
| Archon, Word | Celestial | Tiny | 1 | Tome of Beasts 3 |
| Archpriest | Humanoid | Medium | 16 | Level Up Advanced 5e Monstrous Menagerie |
| Aridni | Fey | Small | 5 | Tome of Beasts |
| Aridni | Fey | Small | 5 | Tome of Beasts 2023 |
| Arx | Fiend | Large | 9 | Tome of Beasts 2023 |
| Asanbosam | Aberration | Large | 5 | Tome of Beasts |
| Asanbosam | Aberration | Large | 5 | Tome of Beasts 2023 |
| Ascetic Grandmaster | Humanoid | Medium | 14 | Level Up Advanced 5e Monstrous Menagerie |
| Ash Drake | Dragon | Small | 4 | Tome of Beasts 2023 |
| Ash Drake | Dragon | Small | 4 | Tome of Beasts |
| Ash Phoenix | Undead | Large | 9 | Tome of Beasts 2 |
| Ashen Custodian | Fey | Medium | 6 | Tome of Beasts 2 |
| Ashwalker | Undead | Medium | 1 | Tome of Beasts 2023 |
| Asp Vine | Plant | Medium | 4 | Tome of Beasts 3 |
| Assassin | Humanoid | Medium | 8 | 5e Core Rules |
| Assassin | Humanoid | Medium | 7 | Level Up Advanced 5e Monstrous Menagerie |
| Assassin | Humanoid | medium | 8 | Black Flag SRD |
| Astral Devourer | Aberration | Medium | 8 | Tome of Beasts 2 |
| Astral Reaver | humanoid | Medium | 4 | FTTHelper Original Content |
| Astral Snapper | Aberration | Medium | 3 | Creature Codex |
| Astri | Celestial | Small | 8 | Tome of Beasts 2 |
| Attercroppe | Fey | Tiny | 1/2 | Tome of Beasts 2 |
| August Rooster | Monstrosity | Medium | 4 | Tome of Beasts 2 |
| Aural Hunter | Aberration | Large | 5 | Tome of Beasts 3 |
| Aurora Horribilis | Aberration | Large | 9 | Tome of Beasts 2 |
| Automata Devil | Fiend | Large | 10 | Tome of Beasts 2023 |
| Automata Devil | Fiend | Large | 10 | Tome of Beasts |
| Avalanche Screamer | Aberration | Large | 7 | Tome of Beasts 2 |
| Avatar of Shoth | Aberration | Gargantuan | 21 | Creature Codex |
| Avestruzii | Humanoid | Medium | 1/2 | Tome of Beasts 3 |
| Construct |
| Gargantuan |
| 16 |
| Tome of Beasts 3 |
| Construct |
| Large |
| 9 |
| Tome of Beasts 3 |
| Beast |
| Tiny |
| 1/4 |
| Creature Codex |
| Construct |
| Large |
| 7 |
| Creature Codex |
| Beast |
| Medium |
| 4 |
| Tome of Beasts 3 |