SRD & OGL creatures — full stat blocks. Each entry links its source.
| Name | Type | Size | CR | Source |
|---|---|---|---|---|
| Khargi | Fiend | Huge | 9 | Tome of Beasts 3 |
| Khodumodumo | Monstrosity | Gargantuan | 14 | Tome of Beasts 2 |
| Kikimora | Fey | Medium | 5 | Tome of Beasts |
| Kikimora | Fey | Medium | 5 | Tome of Beasts 2023 |
| King Fomor | Celestial | Gargantuan | 22 | Level Up Advanced 5e Monstrous Menagerie |
| King Kobold | Humanoid | Small | 6 | Creature Codex |
| Kinnara | Celestial | Medium | 3 | Creature Codex |
| Kirikari | Monstrosity | Huge | 9 | Tome of Beasts 2 |
| Kishi | Fiend | Medium | 8 | Tome of Beasts 2023 |
| Kishi Demon | Fiend | Medium | 8 | Tome of Beasts |
| Kitsune | Fey | Small | 2 | Creature Codex |
| Knight | Humanoid | Medium | 3 | 5e Core Rules |
| Knight | Humanoid | Medium | 3 | Level Up Advanced 5e Monstrous Menagerie |
| Knight | Humanoid | medium | 3 | Black Flag SRD |
| Knight Ab-errant | Humanoid | Large | 5 | Tome of Beasts 2 |
| Knight Captain | Humanoid | Medium | 14 | Level Up Advanced 5e Monstrous Menagerie |
| Knight of the Road | Humanoid | Medium | 5 | Creature Codex |
| Kobold | Humanoid | small | 1/8 | Black Flag SRD |
| Kobold | Humanoid | Small | 1/8 | 5e Core Rules |
| Kobold | Humanoid | Small | 1/8 | Level Up Advanced 5e Monstrous Menagerie |
| Kobold Alchemist | Humanoid | Small | 2 | Tome of Beasts |
| Kobold Broodguard | Humanoid | Small | 2 | Level Up Advanced 5e Monstrous Menagerie |
| Kobold Broodguard Dragon Servitor | Humanoid | Small | 2 | Level Up Advanced 5e Monstrous Menagerie |
| Kobold Chieftain | Humanoid | Small | 4 | Tome of Beasts |
| Kobold Dragon Servitor | Humanoid | Small | 1 | Level Up Advanced 5e Monstrous Menagerie |
| Kobold Sorcerer | Humanoid | Small | 1 | Level Up Advanced 5e Monstrous Menagerie |
| Kobold Sorcerer Dragon Servitor | Humanoid | Small | 2 | Level Up Advanced 5e Monstrous Menagerie |
| Kobold Spellclerk | Humanoid | Small | 1/2 | Tome of Beasts 2 |
| Kobold Swiftblade | Humanoid | small | 3 | Black Flag SRD |
| Kobold Trapsmith | Humanoid | Small | 1 | Tome of Beasts |
| Kobold Witch | Humanoid | small | 5 | Black Flag SRD |
| Kobold, Drake Rider | Humanoid | Small | 3 | Tome of Beasts 3 |
| Kobold, Empyrean | Celestial | Small | 10 | Tome of Beasts 3 |
| Kobold, Ghost Hunter | Humanoid | Small | 11 | Tome of Beasts 3 |
| Kobold, Leviathan Hunter | Humanoid | Medium | 10 | Tome of Beasts 3 |
| Kobold, Planes Hunter | Humanoid | Small | 10 | Tome of Beasts 3 |
| Kobold, Sapper | Humanoid | Small | 3 | Tome of Beasts 3 |
| Koralk | Fiend | Large | 11 | Tome of Beasts 2023 |
| Koralk (Harvester Devil) | Fiend | Large | 11 | Tome of Beasts |
| Korrigan | Fey | Small | 3 | Creature Codex |
| Koschei | Fiend | Medium | 17 | Tome of Beasts |
| Kot Bayun | Monstrosity | Medium | 3 | Tome of Beasts 2023 |
| Kot Bayun | Monstrosity | Medium | 2 | Tome of Beasts |
| Beast |
| Huge |
| 3 |
| Level Up Advanced 5e Monstrous Menagerie |
| Beast |
| Huge |
| 3 |
| 5e Core Rules |
| Construct |
| Large |
| 9 |
| Tome of Beasts 2 |
| Beast |
| Large |
| 5 |
| Tome of Beasts |
| Beast |
| Large |
| 6 |
| Tome of Beasts 2023 |