Games like Psychedelia: The Psychonaut
Games like Psychedelia: The Psychonaut include Hogwarts Legacy, A Short Hike, DAVE THE DIVER, Fallout 4, and Crimson Desert Enhanced. We matched them by the tags players give Psychedelia: The Psychonaut on Steam (Psychedelic, Adventure, Open World, Relaxing, and Exploration): closest matches first, and among equally close ones the better-known games.

Hogwarts Legacy
Shared: Open World · Adventure · Exploration

A Short Hike
Shared: Adventure · Relaxing · Exploration

DAVE THE DIVER
Shared: Adventure · Relaxing · Exploration

Fallout 4
Shared: Open World · Adventure · Exploration

Crimson Desert Enhanced
Shared: Open World · Adventure · Exploration

The Elder Scrolls IV: Oblivion Remastered
Shared: Open World · Adventure · Exploration

Dragon's Dogma 2
Shared: Open World · Action RPG · Adventure

Monster Hunter: World
Shared: Open World · Adventure · Action RPG

Tainted Grail: The Fall of Avalon
Shared: Adventure · Open World · Exploration

The Elder Scrolls Online - Standard Edition
Shared: Open World · Adventure · Exploration

Fallout: New Vegas
Shared: Open World · Exploration · Adventure

Firewatch
Shared: Adventure · Open World · Exploration

The Witcher 3: Wild Hunt — Remastered
Shared: Open World · Adventure · RPG

Assassin's Creed® Origins
Shared: Open World · Adventure · RPG

Starbound
Shared: Adventure · Open World · Exploration

Where Winds Meet
Shared: Open World · Action RPG · Adventure

Dragon's Dogma: Dark Arisen
Shared: Open World · Adventure · Action RPG

Big Walk
Shared: Open World · Adventure · Exploration

Slime Rancher
Shared: Adventure · Exploration · Open World

Rise of the Tomb Raider™
Shared: Adventure · Open World · Exploration

Middle-earth™: Shadow of Mordor™
Shared: Open World · Adventure · Action RPG

Outer Wilds
Shared: Exploration · Adventure · Open World

Cube World
Shared: Adventure · Open World · Exploration

Assassin's Creed® Odyssey
Shared: Open World · Exploration · Adventure