Games like Ferus-The dark abyss
Games like Ferus-The dark abyss include Outlast, The Forest, Five Nights at Freddy's: Security Breach, Five Nights at Freddy's: Secret of the Mimic, and Subnautica 2. We matched them by the tags players give Ferus-The dark abyss on Steam (Adventure, Exploration, 3D, First-Person, and Atmospheric): closest matches first, and among equally close ones the better-known games.

Outlast
Shared: First-Person · Horror · Atmospheric

The Forest
Shared: Adventure · Horror · First-Person

Five Nights at Freddy's: Security Breach
Shared: Horror · First-Person · Exploration

Five Nights at Freddy's: Secret of the Mimic
Shared: Adventure · First-Person · Horror

Subnautica 2
Shared: Exploration · Horror · Adventure

Lethal Company
Shared: First-Person · Exploration · Horror

Poppy Playtime
Shared: Horror · First-Person · Survival Horror

Escape the Backrooms
Shared: Horror · First-Person · Exploration

PEAK
Shared: Adventure · Exploration · First-Person

Darkwood
Shared: Adventure · Horror · Survival Horror

Sons Of The Forest
Shared: Survival Horror · Survival · Horror

SOMA
Shared: Atmospheric · Horror · Exploration

The Long Dark
Shared: Exploration · Adventure · Atmospheric

Inside the Backrooms
Shared: Horror · Adventure · Survival Horror

Subnautica
Shared: Exploration · Horror · Adventure

Firewatch
Shared: Adventure · Atmospheric · First-Person

Bendy and the Dark Revival
Shared: First-Person · Adventure · Horror

We Happy Few
Shared: Adventure · First-Person · Survival

Pacific Drive
Shared: Exploration · Adventure · Atmospheric

Resident Evil 7 Biohazard
Shared: First-Person · Horror · Survival Horror

The Beast Inside
Shared: Adventure · First-Person · Horror

Outlast 2
Shared: First-Person · Horror · Survival Horror

SILENT HILL: Townfall
Shared: Adventure · Horror · First-Person

Slender: The Arrival
Shared: First-Person · Horror · Survival Horror