Games like Abtos Covert
Games like Abtos Covert include Lethal Company, Escape the Backrooms, The Outlast Trials, Poppy Playtime, and Outlast. We matched them by the tags players give Abtos Covert on Steam (Exploration, Horror, PvE, First-Person, and Lore-Rich): closest matches first, and among equally close ones the better-known games.

Lethal Company
Shared: Horror · First-Person · Exploration

Escape the Backrooms
Shared: Horror · Psychological Horror · Exploration

The Outlast Trials
Shared: Horror · First-Person · PvE

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

Outlast
Shared: Horror · First-Person · Psychological Horror

Backrooms: Escape Together
Shared: Horror · Psychological Horror · First-Person

Zort
Shared: Horror · First-Person · PvE

Pacify
Shared: Horror · Exploration · Psychological Horror

The Exit 8
Shared: Exploration · Horror · Psychological Horror

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

SOMA
Shared: Horror · Psychological Horror · Exploration

The Forest
Shared: Horror · First-Person · Exploration

Content Warning
Shared: Horror · Exploration · First-Person

Ready or Not
Shared: Horror · First-Person · Realistic

No, I'm not a Human
Shared: Horror · Psychological Horror · Choices Matter

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

Slay the Princess — The Pristine Cut
Shared: Horror · Psychological Horror · Choices Matter

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

Nuclear Nightmare
Shared: Horror · First-Person · Exploration

PILGRIM
Shared: Exploration · Horror · PvE

Scanner Sombre
Shared: Exploration · Horror · First-Person

Amnesia: A Machine For Pigs
Shared: Horror · Exploration · First-Person

Subnautica 2
Shared: Horror · Exploration · First-Person

The Complex: Expedition
Shared: Exploration · Horror · Psychological Horror