Games like Jellyfish the Ghost
Games like Jellyfish the Ghost include Russian Life Simulator, Game Dev Tycoon, Plague Inc: Evolved, Banana, and Plebby Quest: The Crusades. We matched them by the tags players give Jellyfish the Ghost on Steam (Indie, Casual, Simulation, Sports, and Strategy): closest matches first, and among equally close ones the better-known games.

Russian Life Simulator
Shared: Simulation · Indie · Action

Game Dev Tycoon
Shared: Indie · Simulation · Casual

Plague Inc: Evolved
Shared: Simulation · Indie · Strategy

Banana
Shared: Casual · Simulation · 2D

Plebby Quest: The Crusades
Shared: Casual · Indie · Strategy

Golf With Your Friends
Shared: Casual · Indie · Sports

Papers, Please
Shared: Indie · Simulation · Singleplayer

BEEP
Shared: Indie · Adventure · Platformer

LIMBO
Shared: Indie · Platformer · Adventure

UFO 50
Shared: Indie · Action · Strategy

Hollow Knight
Shared: Indie · Platformer · 2D

The Escapists
Shared: Strategy · Indie · Simulation

Home Behind
Shared: Indie · Casual · Adventure

911 Operator
Shared: Simulation · Indie · Strategy

Totally Accurate Battle Simulator
Shared: Simulation · Strategy · Indie

House Flipper
Shared: Simulation · Casual · Indie

Pikuniku
Shared: Indie · Casual · Adventure

The Scroll of Taiwu : Beyond The Dome
Shared: Indie · Strategy · Simulation

Hollow Knight: Silksong
Shared: Indie · 2D · Platformer

Mount & Blade II: Bannerlord
Shared: Strategy · Simulation · Action

Mini Motorways
Shared: Casual · Simulation · Strategy

Dust: An Elysian Tail
Shared: Indie · Action · Platformer

GRIS
Shared: Indie · Adventure · Atmospheric

Rock 'N' Roll Defense
Shared: Casual · Strategy · Indie