Games like Cthulhu pub
Games like Cthulhu pub include Banana, The Binding of Isaac: Rebirth, Game Dev Tycoon, Cell to Singularity - Evolution Never Ends, and Plague Inc: Evolved. We matched them by the tags players give Cthulhu pub on Steam (Singleplayer, Replay Value, Indie, Difficult, and Turn-Based): closest matches first, and among equally close ones the better-known games.

Banana
Shared: Singleplayer · 2D · Incremental

The Binding of Isaac: Rebirth
Shared: Indie · Replay Value · Difficult

Game Dev Tycoon
Shared: Indie · Singleplayer · Simulation

Cell to Singularity - Evolution Never Ends
Shared: Simulation · Singleplayer · Incremental

Plague Inc: Evolved
Shared: Singleplayer · Indie · Simulation

Hollow Knight: Silksong
Shared: Indie · Difficult · Singleplayer

FTL: Faster Than Light
Shared: Singleplayer · Indie · Replay Value

Papers, Please
Shared: Indie · Singleplayer · Simulation

Balatro
Shared: Singleplayer · Replay Value · Indie

Hollow Knight
Shared: Difficult · Singleplayer · Indie

Oxygen Not Included
Shared: Singleplayer · Base Building · 2D

Democracy 3
Shared: Indie · Singleplayer · Simulation

The Binding of Isaac
Shared: Indie · Replay Value · Difficult

Slay the Spire
Shared: Singleplayer · Turn-Based · Replay Value

Getting Over It with Bennett Foddy
Shared: Singleplayer · Difficult · Indie

Geometry Dash
Shared: Difficult · Singleplayer · 2D

Russian Life Simulator
Shared: Singleplayer · Simulation · Indie

A Dance of Fire and Ice
Shared: Singleplayer · Difficult · Indie

Kerbal Space Program
Shared: Simulation · Singleplayer · Indie

RimWorld
Shared: Singleplayer · Base Building · Simulation

Cookie Clicker
Shared: Indie · Incremental · Casual

The Escapists
Shared: Singleplayer · Indie · Simulation

Celeste
Shared: Difficult · Indie · Singleplayer

Reus
Shared: Indie · Singleplayer · Simulation