Games like Nox Terrorem: Lost Souls
Games like Nox Terrorem: Lost Souls include MiSide, Poppy Playtime, Outlast, Blair Witch, and Little Nightmares II. We matched them by the tags players give Nox Terrorem: Lost Souls on Steam (Horror, Collectathon, Adventure, Action RPG, and First-Person): closest matches first, and among equally close ones the better-known games.

MiSide
Shared: Horror · Psychological Horror · First-Person

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

Outlast
Shared: Horror · First-Person · Psychological Horror

Blair Witch
Shared: Horror · Adventure · Psychological Horror

Little Nightmares II
Shared: Horror · Adventure · Psychological Horror

Sally Face - Episode One
Shared: Horror · Psychological Horror · Story Rich

Layers of Fear (2016)
Shared: Horror · Psychological Horror · First-Person

SOMA
Shared: Horror · Psychological Horror · Story Rich

Little Nightmares
Shared: Horror · Adventure · Story Rich

Still Wakes the Deep
Shared: Horror · Psychological Horror · First-Person

Visage
Shared: Horror · Psychological Horror · First-Person

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

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

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

No, I'm not a Human
Shared: Horror · Psychological Horror · Story Rich

Fran Bow
Shared: Horror · Psychological Horror · Adventure

Penumbra Overture
Shared: Horror · Adventure · First-Person

Mouthwashing
Shared: Horror · Psychological Horror · Story Rich

Resident Evil Requiem
Shared: Horror · First-Person · Adventure

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

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

Dark Deception
Shared: Horror · First-Person · Psychological Horror

Firewatch
Shared: Adventure · First-Person · Story Rich

Bendy and the Ink Machine
Shared: Horror · First-Person · Indie