Games like Euphoria: Supreme Mechanics
Games like Euphoria: Supreme Mechanics include Outer Wilds, The Talos Principle, Firewatch, Deliver Us The Moon, and Blue Prince. We matched them by the tags players give Euphoria: Supreme Mechanics on Steam (Indie, Simulation, Adventure, Casual, and Strategy): closest matches first, and among equally close ones the better-known games.

Outer Wilds
Shared: Adventure · Exploration · Mystery

The Talos Principle
Shared: Puzzle · First-Person · Indie

Firewatch
Shared: Adventure · First-Person · Indie

Deliver Us The Moon
Shared: Indie · Adventure · Action

Blue Prince
Shared: Puzzle · Mystery · Indie

Slime Rancher
Shared: Adventure · Exploration · First-Person

The Witness
Shared: Indie · Puzzle · First-Person

The Room
Shared: Puzzle · Adventure · Indie

What Remains of Edith Finch
Shared: Adventure · First-Person · Mystery

Stray
Shared: Adventure · Exploration · Puzzle

A Story About My Uncle
Shared: Adventure · Indie · First-Person

Moncage
Shared: Indie · Casual · Adventure

Return of the Obra Dinn
Shared: Indie · Puzzle · Mystery

Mini Motorways
Shared: Simulation · Strategy · Casual

Papers, Please
Shared: Indie · Simulation · Puzzle

Call of the Sea
Shared: Adventure · Indie · Puzzle

[Chillas Art] Stigmatized Property
Shared: Indie · Adventure · Simulation

Plague Inc: Evolved
Shared: Simulation · Indie · Strategy

Obduction
Shared: Adventure · Indie · Puzzle

The Long Dark
Shared: Adventure · First-Person · Exploration

Antichamber
Shared: Indie · First-Person · Puzzle

[Chillas Art] The Convenience Store
Shared: Indie · Adventure · Simulation

Game Dev Tycoon
Shared: Simulation · Indie · Casual

Polarity
Shared: Indie · Adventure · First-Person