SRD & OGL creatures — full stat blocks. Each entry links its source.
| Name | Type | Size | CR | Source |
|---|---|---|---|---|
| Rat, Giant | Beast | small | 1/4 | Black Flag SRD |
| Rat, Swarm of Rats | Swarm | medium | ||
| Ratatosk | Celestial | Tiny | 4 | Tome of Beasts 2023 |
| Ratatosk | Celestial | Tiny | 4 | Tome of Beasts |
| Ratatosk Warlord | Celestial | Small | 5 | Creature Codex |
| Ratfolk | Humanoid | Small | 1/4 | Tome of Beasts 2023 |
| Ratfolk | Humanoid | Small | 1/4 | Tome of Beasts |
| Ratfolk Mercenary | Humanoid | Small | 2 | Creature Codex |
| Ratfolk Rogue | Humanoid | Small | 1 | Tome of Beasts 2023 |
| Ratfolk Rogue | Humanoid | Small | 1 | Tome of Beasts |
| Ratfolk Warlock | Humanoid | Small | 1 | Creature Codex |
| Rattok | Fiend | Small | 4 | Creature Codex |
| Raven, Swarm of Ravens | Swarm | medium | ||
| Ravenala | Plant | Large | 5 | Tome of Beasts |
| Ravenala | Plant | Large | 5 | Tome of Beasts 2023 |
| Ravenfolk Doom Croaker | Humanoid | Medium | 5 | Tome of Beasts 2023 |
| Ravenfolk Doom Croaker | Humanoid | Medium | 5 | Tome of Beasts |
| Ravenfolk Scout | Humanoid | Medium | 1/2 | Tome of Beasts |
| Ravenfolk Scout | Humanoid | Medium | 1/2 | Tome of Beasts 2023 |
| Ravenfolk Warrior | Humanoid | Medium | 3 | Tome of Beasts 2023 |
| Ravenfolk Warrior | Humanoid | Medium | 3 | Tome of Beasts |
| Razorleaf | Plant | Medium | 5 | Creature Codex |
| Red Dragon Wyrmling | Dragon | Medium | 4 | Level Up Advanced 5e Monstrous Menagerie |
| Red Dragon Wyrmling | Dragon | Medium | 4 | 5e Core Rules |
| Red Dragon Wyrmling | Dragon | medium | 3 | Black Flag SRD |
| Red Hag | Fey | Medium | 7 | Tome of Beasts |
| Red Hag | Fey | Medium | 7 | Tome of Beasts 2023 |
| Redcap | Fey | Medium | 6 | Tome of Beasts |
| Redcap | Fey | Medium | 6 | Tome of Beasts 2023 |
| Relentless Hound | Undead | Medium | 4 | Tome of Beasts 3 |
| Remorhaz | Monstrosity | Huge | 11 | 5e Core Rules |
| Remorhaz | Monstrosity | Huge | 12 | Level Up Advanced 5e Monstrous Menagerie |
| Remorhaz | Monstrosity | huge | 11 | Black Flag SRD |
| Remorhaz Spawn | Monstrosity | Large | 5 | Level Up Advanced 5e Monstrous Menagerie |
| Revenant | Undead | Medium | 5 | Level Up Advanced 5e Monstrous Menagerie |
| Revilock | Humanoid | Medium | 2 | Level Up Advanced 5e Monstrous Menagerie |
| 1/4 |
| Black Flag SRD |
| Beast |
| tiny |
| 0 |
| Black Flag SRD |
| Beast |
| Tiny |
| 0 |
| Level Up Advanced 5e Monstrous Menagerie |
| Beast |
| Tiny |
| 0 |
| 5e Core Rules |
| 1/4 |
| Black Flag SRD |
| Beast |
| Tiny |
| 1/4 |
| Tome of Beasts |
| Beast |
| Tiny |
| 1/4 |
| Tome of Beasts 2023 |
| Beast |
| Medium |
| 1/2 |
| 5e Core Rules |
| Beast |
| Medium |
| 1/2 |
| Level Up Advanced 5e Monstrous Menagerie |
| Construct |
| Medium |
| 7 |
| Tome of Beasts 2 |
| Beast |
| Small |
| 1/4 |
| Tome of Beasts 2 |
| Beast |
| Large |
| 2 |
| Level Up Advanced 5e Monstrous Menagerie |
| Beast |
| Large |
| 2 |
| 5e Core Rules |
| Beast |
| large |
| 2 |
| Black Flag SRD |