Games like Flesh Buddy Research
Games like Flesh Buddy Research include People Playground, GoreBox, CARRION, Kerbal Space Program, and Mutilate-a-Doll 2. We matched them by the tags players give Flesh Buddy Research on Steam (Puzzle, Violent, Sandbox, Gore, and Science): closest matches first, and among equally close ones the better-known games.

People Playground
Shared: Sandbox · Violent · Gore

GoreBox
Shared: Violent · Sandbox · Gore

CARRION
Shared: Gore · Violent · Puzzle

Kerbal Space Program
Shared: Sandbox · Science · Physics

Mutilate-a-Doll 2
Shared: Sandbox · Gore · Physics

Happy Room
Shared: Violent · Gore · Sandbox

BONEWORKS
Shared: Sandbox · Physics · Puzzle

Happy Wheels
Shared: Gore · Sandbox · Physics

Poly Bridge
Shared: Puzzle · Physics · Sandbox

Death Coming/死神来了
Shared: Puzzle · Gore · Violent

Blade and Sorcery
Shared: Gore · Sandbox · Violent

Noita
Shared: Physics · Sandbox · 2D

Bad Rats: the Rats' Revenge
Shared: Puzzle · Gore · Physics

Kindergarten 2
Shared: Gore · Violent · Puzzle

Totally Accurate Battle Simulator
Shared: Sandbox · Simulation · Physics

Bridge Constructor Portal
Shared: Puzzle · Physics · Simulation

Zup! S
Shared: Puzzle · Physics · 2D

Poly Bridge 2
Shared: Puzzle · Physics · Sandbox

Papers, Please
Shared: Puzzle · Simulation · Indie

BONELAB
Shared: Sandbox · Physics · Violent

Garry's Mod
Shared: Sandbox · Physics · Simulation

Besiege
Shared: Sandbox · Physics · Simulation

Hotline Miami
Shared: Violent · Gore · Indie

Blasphemous
Shared: Gore · Violent · 2D