SRD & OGL creatures — full stat blocks. Each entry links its source.
| Name | Type | Size | CR | Source |
|---|---|---|---|---|
| Shield Guardian | Construct | large | 7 | Black Flag SRD |
| Shiftshroom | Plant | Medium | 1/4 | Tome of Beasts 2 |
| Shoggoth | Aberration | Huge | 19 | Tome of Beasts |
| Shoggoth | Aberration | Huge | 19 | Tome of Beasts 2023 |
| Shriekbat | Monstrosity | Huge | 9 | Tome of Beasts 2 |
| Shrieker | Plant | Medium | 0 | Level Up Advanced 5e Monstrous Menagerie |
| Shrieker | Plant | Medium | 0 | 5e Core Rules |
| Shrieker | Plant | medium | 0 | Black Flag SRD |
| Shroud | Undead | Medium | 1/8 | Tome of Beasts 2023 |
| Shroud | Undead | Medium | 1/8 | Tome of Beasts |
| Shroud Ray | Aberration | Large | 8 | Level Up Advanced 5e Monstrous Menagerie |
| Shukankor | Aberration | Huge | 9 | Tome of Beasts 2 |
| Shurale | Fey | Medium | 7 | Tome of Beasts 2 |
| Sila | Elemental | large | 11 | Black Flag SRD |
| Silenal | Fey | Small | 7 | Tome of Beasts 2 |
| Silent Crier | Fiend | Medium | 6 | Tome of Beasts 3 |
| Silver Dragon Wyrmling | Dragon | Medium | 2 | 5e Core Rules |
| Silver Dragon Wyrmling | Dragon | Medium | 3 | Level Up Advanced 5e Monstrous Menagerie |
| Silver Dragon Wyrmling | Dragon | medium | 2 | Black Flag SRD |
| Silver Dragon Wyrmling Skeleton | Undead | Medium | 2 | Tome of Beasts 2 |
| Simhamukha | Celestial | Huge | 8 | Creature Codex |
| Simurg | Celestial | Gargantuan | 5 | Creature Codex |
| Sinstar | Plant | Tiny | 17 | Tome of Beasts 3 |
| Sinstar Thrall | Plant | Medium | 2 | Tome of Beasts 3 |
| Siren | Monstrosity | Medium | 1 | Level Up Advanced 5e Monstrous Menagerie |
| Skein Witch | Celestial | Medium | 12 | Tome of Beasts |
| Skein Witch | Celestial | Medium | 12 | Tome of Beasts 2023 |
| Skeletal Champion | Undead | Medium | 3 | Level Up Advanced 5e Monstrous Menagerie |
| Skeletal Tyrannosaurus Rex | Undead | Huge | 8 | Level Up Advanced 5e Monstrous Menagerie |
| Skeletal Warhorse | Undead | Large | 1/2 | Level Up Advanced 5e Monstrous Menagerie |
| Skeleton | Undead | medium | 1/4 | Black Flag SRD |
| Skeleton | Undead | Medium | 1/4 | Level Up Advanced 5e Monstrous Menagerie |
| Skeleton | Undead | Medium | 1/4 | 5e Core Rules |
| Skeleton Horde | Undead | Large | 4 | Level Up Advanced 5e Monstrous Menagerie |
| Skin Bat | Undead | Small | 1/2 | Tome of Beasts 2023 |
| Skin Bat | Undead | Small | 1/2 | Tome of Beasts |
| Skull Drake | Dragon | Medium | 3 | Creature Codex |
| Skull Lantern | Undead | Tiny | 1/4 | Creature Codex |
| Skullbloom | Plant | medium | 1/2 | Black Flag SRD |
| Skydancer | Humanoid | Medium | 5 | Critical Role: Tal’Dorei Campaign Setting |
| Construct |
| Large |
| 7 |
| 5e Core Rules |
| Construct |
| Large |
| 7 |
| Level Up Advanced 5e Monstrous Menagerie |
| Beast |
| Medium |
| 5 |
| Tome of Beasts 2 |
| Beast |
| Small |
| 1 |
| Creature Codex |
| Beast |
| Large |
| 4 |
| Creature Codex |
| Construct |
| Medium |
| 2 |
| Creature Codex |
| Ooze |
| Large |
| 4 |
| Tome of Beasts 2023 |
| Ooze |
| Large |
| 4 |
| Tome of Beasts |