Games like Zen Universe
Games like Zen Universe include Five Nights at Freddy's: Secret of the Mimic, Slime Rancher, Rise of the Tomb Raider™, Pentiment, and Subnautica 2. We matched them by the tags players give Zen Universe on Steam (Adventure, Early Access, Exploration, and Historical): closest matches first, and among equally close ones the better-known games.

Five Nights at Freddy's: Secret of the Mimic
Shared: Adventure · VR · Exploration

Slime Rancher
Shared: Adventure · Exploration · Early Access

Rise of the Tomb Raider™
Shared: Adventure · Exploration · VR

Pentiment
Shared: Adventure · Historical · Exploration

Subnautica 2
Shared: Exploration · Adventure · Early Access

Windlands
Shared: Adventure · VR · Exploration

Elite Dangerous
Shared: Exploration · VR · Adventure

Dream
Shared: Adventure · Exploration · VR

Stray
Shared: Adventure · Exploration

Outer Wilds
Shared: Exploration · Adventure

Wanderer
Shared: Adventure · VR · Exploration

Obduction
Shared: Adventure · Exploration · VR

PEAK
Shared: Adventure · Exploration

The Solus Project
Shared: Adventure · Exploration · VR

Fallout 4
Shared: Exploration · Adventure

Myst
Shared: Adventure · Exploration · VR

Assassin's Creed® Odyssey
Shared: Exploration · Historical · Adventure

A Plague Tale: Requiem
Shared: Adventure · Exploration · Historical

The Legend of Khiimori
Shared: Exploration · Historical · Adventure

Murders on the Yangtze River
Shared: Adventure · Exploration · Historical

Grounded 2
Shared: Adventure · Exploration · Early Access

Tomb Raider Game of the Year
Shared: Adventure · Exploration

Escape From Duckov
Shared: Adventure · Exploration

LEGO® Worlds
Shared: Adventure · Exploration · Early Access