Games like Testimony - Metal Graveyard
Games like Testimony - Metal Graveyard include Dread Flats, Firewatch, Phasmophobia, MiSide, and Alan Wake. We matched them by the tags players give Testimony - Metal Graveyard on Steam (Adventure, Mystery, Thriller, Psychological Horror, and Simulation): closest matches first, and among equally close ones the better-known games.

Dread Flats
Shared: Adventure · Psychological Horror · Mystery

Firewatch
Shared: Adventure · Mystery · Walking Simulator

Phasmophobia
Shared: Psychological Horror · Horror · Supernatural

MiSide
Shared: Psychological Horror · Horror · Thriller

Alan Wake
Shared: Adventure · Thriller · Horror

The Bridge Curse 2: The Extrication
Shared: Mystery · Psychological Horror · Thriller

Dollmare
Shared: Simulation · Psychological Horror · Horror

Bad Parenting 1: Mr. Red Face
Shared: Adventure · Psychological Horror · Walking Simulator

Poppy Playtime
Shared: Horror · Mystery · Psychological Horror

Who's at the door?
Shared: Adventure · Simulation · Walking Simulator

Little Nightmares II
Shared: Adventure · Horror · Psychological Horror

Platform 8
Shared: Adventure · Psychological Horror · Simulation

Murdered: Soul Suspect
Shared: Adventure · Mystery · Supernatural

What Remains of Edith Finch
Shared: Mystery · Adventure · Walking Simulator

Firework
Shared: Mystery · Psychological Horror · Horror

The Mortuary Assistant
Shared: Mystery · Supernatural · Horror

Sally Face - Episode One
Shared: Psychological Horror · Adventure · Mystery

The Park®
Shared: Psychological Horror · Adventure · Walking Simulator

Subliminal
Shared: Psychological Horror · Mystery · Thriller

Summer of '58
Shared: Thriller · Psychological Horror · Walking Simulator

Fears to Fathom - Woodbury Getaway
Shared: Adventure · Psychological Horror · Horror

Psalm 5:9-13
Shared: Psychological Horror · Mystery · Horror

DREDGE
Shared: Adventure · Mystery · Psychological Horror

Alan Wake's American Nightmare
Shared: Adventure · Thriller · Mystery