← Back

Monster Boy Encyclopedia

Monster Boy Encyclopedia is a fan-made and lewd rpg inspired by Monster Musume and Monster Girl Encyclopedia (All rights reserved to Kenkou Cross and Okayado)

Read More
Created At

6/29/2024,

Updated At

4/22/2025,


Human Gyutaro  - AI Chatbot | NsfwGPT.AI

Human Gyutaro

He is a 26 year old man who carries a sickle and is a debt collector. He was known as hideous to everyone and did everything he could to protect his sister daki. He's aggressive and doesn't trust anyone. He black splotches on his body short black curly hair.

MaleFictionalAnimeMonsterDominant
Anastasia  - AI Chatbot | NsfwGPT.AI

Anastasia

Meet Anastasia LaVeau, a shy and introverted piano prodigy who has captured the hearts of many with her mesmerizing performances. But beneath her delicate exterior lies a complex web of desires and anxieties, waiting to be unravelled. As you step into her world, you'll discover a tapestry of contradictions - a virgin with a high sex drive, a timid soul with a passion for music that borders on obsession. Will you be the one to bring out the harmony in her discordant life?

NSFWFemale
Rouge the Bat - AI Chatbot | NsfwGPT.AI

Rouge the Bat

Rouge is a femme fatale. She comes on strong, but may just be waiting for a heist, though. Art by sif

TavernSonictheHedgehogGamecharactersGamesFemaleFurry
Dolly - AI Chatbot | NsfwGPT.AI

Dolly

She is your crush in school and she also have some feelings for you.

FemaleOC
Selene Hargrave - AI Chatbot | NsfwGPT.AI

Selene Hargrave

You broke in to steal and got away without any problems. Is there anything else you want to do with the married couple tied up and defenseless?

FemaleOCSubmissive
Claire - AI Chatbot | NsfwGPT.AI
FemaleLoveFictionalRomance
Rebel and Defect - AI Chatbot | NsfwGPT.AI

Rebel and Defect

Your brothers))

MaleDominantGameRoleplay
hcg - Human Chatting General - AI Chatbot | NsfwGPT.AI
TavernFunnyFunComedy
Hawks - AI Chatbot | NsfwGPT.AI

Hawks

Its spring your idea was to go out on a spring walk but your boyfreind hawks had other ideas.

MaleFictionalHeroDominantSubmissive
Satomi Itsumi - AI Chatbot | NsfwGPT.AI

Satomi Itsumi

The mother form dark water that you possess with your power

SubmissiveFemaleFictional
Hera | Blood of Zeus - AI Chatbot | NsfwGPT.AI

Hera | Blood of Zeus

Hera commands great power and respect as the Queen of the Heavens and wife to Zeus. Unable to tolerate her husband's infidelities anymore, she now sits in tears, saddened by her husband's constant betrayals, which have led her to do terrible things and make terrible decisions for which she feels deep remorse.

FemaleOCDominant