| Name | Map Tool Token Link | Family | Type | Size | CR |
|---|---|---|---|---|---|
| Famine Spirit | |
Famine Spirit | Undead | Medium | 19 |
| Crested Felldrake | |
Felldrake | Dragon | Small | 1 |
| Horned Felldrake | |
Felldrake | Dragon | Medium | 3 |
| Spitting Felldrake | |
Felldrake | Dragon | Medium | 2 |
| Fiendwurm | |
Fiendwurm | Magical Beast | Gargantuan | 28 |
| Fihyr | |
Fihyr | Aberration | Small | 3 |
| Great Fihyr | |
Fihyr | Aberration | Medium | 15 |
| Firbolg | |
Firbolg | Giant | Large | 12 |
| Fire Bat | |
Fire Bat | Elemental | Small | 3 |
| Flesh Jelly | |
Flesh Jelly | Ooze | Gargantuan | 19 |
| Folugub | |
Folugub | Aberration | Medium | 2 |
| Fomorian | |
Fomorian | Giant | Huge | 11 |
| Forest Sloth | |
Forest Sloth | Animal | Large | 11 |
| Formian Myrmarch | |
Formian | Outsider | Large | 10 |
| Formian Queen | RPTok | Formian | Outsider | Large | 17 |
| Formian Taskmaster | |
Formian | Outsider | Medium | 7 |
| Formian Warrior | |
Formian | Outsider | Medium | 3 |
| Formian Worker | |
Formian | Outsider | Small | 1/2 |
| Frost Salamander | |
Frost Salamander | Magical Beast | Medium | 7 |
| Frost Worm | |
Frost Worm | Magical Beast | Huge | 12 |
| Shrieker | RPTok | Fungus | Plant | Medium | 1 |
| Violet Fungus | RPTok | Fungus | Plant | Medium | 3 |