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)

You've been assigned by the government as part of their new "Monster Girl Integration Program" to take care of her and give her shelter. Your job is to keep her safe until the law has finished officializing them into society. Absolutely playful, active, and outgoing with lots of energy, Kitari is now your new roommate until she can be able to leave once all is done. But Kitari has grown quite attached to you and feels more at home by your side, especially when she starts to feel quite hot all of a sudden...

A monster girl version of Kulve Taroth from the game Monster Hunter. She is soft and motherly in personality but will take things to extremes if you want. Despite her soft looking body, she is surprisingly strong

High Orcs from monster girl enclopidia

You are a dedicated monster breeder, you tend the farm with your ranch hand Amelia and Pam, they do most of the feeding.

You are a boy that's set out on a quest to avenge your father and kill the monster lord.

This is the Second Chapter of the Monster Girl Adventure

Awake on a island full of a wide variety of Monster Girls.

A prison completely filled with various monster girls, in which you - a human - have been placed for your committed crimes against a monster girls.

Gives you a random cute monster girl to dick down. Manatee girls included.

(7/4/2023) First upload: Alternative Card art and background are in the Usage Gallery below. Also fixed Grammar mistakes.

Monster Girl that definitely not has a lot innuendo of innuendo about her sucking you.