Games like Unsealed: The Mare
Games like Unsealed: The Mare include Outlast, Poppy Playtime, Outlast 2, SOMA, and Visage. We matched them by the tags players give Unsealed: The Mare on Steam (Horror, Psychological Horror, Dark, Survival Horror, and Atmospheric): closest matches first, and among equally close ones the better-known games.

Outlast
Shared: Horror · Survival Horror · Psychological Horror

Poppy Playtime
Shared: Horror · Survival Horror · Dark

Outlast 2
Shared: Horror · Psychological Horror · Survival Horror

SOMA
Shared: Horror · Psychological Horror · Atmospheric

Visage
Shared: Horror · Psychological Horror · Dark

Five Nights at Freddy's
Shared: Horror · Survival Horror · Psychological Horror

Slender: The Arrival
Shared: Horror · Survival Horror · Dark

Layers of Fear (2016)
Shared: Horror · Psychological Horror · Atmospheric

Amnesia: The Dark Descent
Shared: Horror · Psychological Horror · Survival Horror

Little Nightmares
Shared: Horror · Atmospheric · Dark

Five Nights at Freddy's 2
Shared: Horror · Survival Horror · Psychological Horror

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

Blair Witch
Shared: Horror · Psychological Horror · Adventure

Lethal Company
Shared: Horror · Survival Horror · First-Person

Garten of Banban
Shared: Horror · Psychological Horror · First-Person

Little Nightmares II
Shared: Horror · Dark · Psychological Horror

Resident Evil Village
Shared: Horror · Survival Horror · First-Person

From The Darkness
Shared: Horror · Psychological Horror · Dark

Among the Sleep - Enhanced Edition
Shared: Horror · Atmospheric · First-Person

Penumbra Overture
Shared: Horror · Survival Horror · First-Person

ROUTINE
Shared: Psychological Horror · Atmospheric · Dark

Darkwood
Shared: Horror · Psychological Horror · Survival Horror

Five Nights at Freddy's 4
Shared: Horror · Survival Horror · Dark

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