Games like Sloptoberfest
Games like Sloptoberfest include Slime Rancher, Slime Rancher 2, PowerWash Simulator, Totally Accurate Battle Simulator, and MECCHA CHAMELEON. We matched them by the tags players give Sloptoberfest on Steam (Simulation, Party Game, 3D, First-Person, and Colorful): closest matches first, and among equally close ones the better-known games.

Slime Rancher
Shared: Cute · First-Person · Colorful

Slime Rancher 2
Shared: Cute · Colorful · First-Person

PowerWash Simulator
Shared: Simulation · First-Person · 3D

Totally Accurate Battle Simulator
Shared: Simulation · Funny · Colorful

MECCHA CHAMELEON
Shared: Party Game · Funny · Colorful

Draw & Guess
Shared: Party Game · Party · Funny

Gang Beasts
Shared: Party Game · Funny · Simulation

Wobbledogs
Shared: Simulation · Cute · Colorful

Party Animals
Shared: Party Game · Cute · Funny

MiSide
Shared: Cute · First-Person · 3D

Placid Plastic Duck Simulator
Shared: Cute · 3D · Simulation

BOMBANANA!
Shared: Party Game · 3D · Funny

Schedule I
Shared: Simulation · First-Person · Crafting

Who's Your Daddy?!
Shared: Simulation · First-Person · Funny

Farming Simulator 25
Shared: Simulation · 3D · First-Person

Garry's Mod
Shared: First-Person · Simulation · Funny

Finnish Cottage Simulator
Shared: Simulation · 3D · First-Person

RV There Yet?
Shared: First-Person · Funny · 3D

Bus Simulator 21 Next Stop
Shared: Simulation · 3D · First-Person

Supermarket Simulator
Shared: Simulation · First-Person · 3D

Cat Mail Co.
Shared: Simulation · Cute · Colorful

Fast Food Simulator
Shared: Simulation · First-Person · 3D

PC Building Simulator
Shared: Simulation · First-Person · 3D

KOTAMON: My Sis Found A Super-Rare Card In Her Cereal Box, So I Became A Garbage Man To Find The Entire Collection And Earn $1,000,000
Shared: Simulation · 3D · Colorful

