Games like Chicken ~Boiled Egg~
Games like Chicken ~Boiled Egg~ include Planet of Lana, LIMBO, Portal, Papers, Please, and Seen. We matched them by the tags players give Chicken ~Boiled Egg~ on Steam (Indie, Puzzle, Action, Character Customization, and Singleplayer): closest matches first, and among equally close ones the better-known games.

Planet of Lana
Shared: Action · Puzzle · Puzzle Platformer

LIMBO
Shared: Indie · Puzzle · Puzzle Platformer

Portal
Shared: Puzzle · Singleplayer · Puzzle Platformer

Papers, Please
Shared: Indie · Simulation · Singleplayer

Seen
Shared: Indie · Puzzle · Singleplayer

Defy Gravity Extended
Shared: Indie · Puzzle · Puzzle Platformer

Totally Accurate Battle Simulator
Shared: Simulation · Indie · Singleplayer

Baba Is You
Shared: Indie · Puzzle · Singleplayer

Paralives
Shared: Character Customization · Indie · Simulation

Deliver Us The Moon
Shared: Indie · Action · Puzzle

Goat Simulator
Shared: Simulation · Indie · Action

Portal 2
Shared: Puzzle · Singleplayer · Puzzle Platformer

Human Fall Flat
Shared: Puzzle · Action · Indie

INSIDE
Shared: Indie · Puzzle Platformer · Singleplayer

Braid
Shared: Puzzle · Indie · Puzzle Platformer

Moncage
Shared: Puzzle · Indie · Singleplayer

House Flipper
Shared: Simulation · Singleplayer · Indie

鬼谷八荒 Tale of Immortal
Shared: Singleplayer · Simulation · Action

Mini Motorways
Shared: Puzzle · Simulation · Indie

The Last Campfire
Shared: Puzzle · Indie · Singleplayer

Mount & Blade II: Bannerlord
Shared: Action · Singleplayer · Character Customization

BONEWORKS
Shared: Action · Puzzle · Singleplayer

COCOON
Shared: Puzzle · Indie · Singleplayer

SUPERHOT
Shared: Action · Indie · Singleplayer