Games like Koloboke: Sickness Simulator
Games like Koloboke: Sickness Simulator include Hollow Knight, Hollow Knight: Silksong, Chained Together, Nine Sols, and Kena: Bridge of Spirits. We matched them by the tags players give Koloboke: Sickness Simulator on Steam (Difficult, Action, Adventure, Souls-like, and Platformer): closest matches first, and among equally close ones the better-known games.

Hollow Knight
Shared: Difficult · Souls-like · Platformer

Hollow Knight: Silksong
Shared: Difficult · Souls-like · Indie

Chained Together
Shared: Adventure · Platformer · Simulation

Nine Sols
Shared: Difficult · Souls-like · Action

Kena: Bridge of Spirits
Shared: Action · Adventure · Souls-like

Crash Bandicoot™ 4: It’s About Time
Shared: Action · Difficult · Adventure

Rain World
Shared: Difficult · Indie · Platformer

Black Myth: Wukong
Shared: Action · Souls-like · Adventure

STAR WARS Jedi: Fallen Order™
Shared: Souls-like · Action-Adventure · Action

Titan Souls
Shared: Difficult · Souls-like · Adventure

Getting Over It with Bennett Foddy
Shared: Difficult · Physics · Platformer

Deaths Door
Shared: Souls-like · Action · Adventure

DARK SOULS™ II
Shared: Difficult · Souls-like · Action

Ori and the Will of the Wisps
Shared: Platformer · Action · Adventure

Sonic Frontiers
Shared: Adventure · Action · 3D Platformer

Noita
Shared: Difficult · Physics · Indie

DARK SOULS™: REMASTERED
Shared: Difficult · Souls-like · Action

STAR WARS Jedi: Survivor™
Shared: Action · Souls-like · Adventure

DARK SOULS™ III
Shared: Difficult · Souls-like · Adventure

I Am Bread
Shared: Difficult · Adventure · Simulation

Peaks of Yore
Shared: Difficult · Adventure · Physics

PEAK
Shared: Adventure · Physics · Exploration

Blasphemous
Shared: Souls-like · Difficult · Action

GRIME
Shared: Souls-like · Difficult · Platformer