Games like Stolen Blood
Games like Stolen Blood include Firewatch, What Remains of Edith Finch, Layers of Fear (2016), The Beginner's Guide, and Amnesia: A Machine For Pigs. We matched them by the tags players give Stolen Blood on Steam (Supernatural, First-Person, Walking Simulator, Horror, and Story Rich): closest matches first, and among equally close ones the better-known games.

Firewatch
Shared: Walking Simulator · Story Rich · First-Person

What Remains of Edith Finch
Shared: Walking Simulator · Story Rich · First-Person

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

The Beginner's Guide
Shared: Walking Simulator · Story Rich · First-Person

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

Still Wakes the Deep
Shared: Horror · First-Person · Walking Simulator

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

MiSide
Shared: Story Rich · First-Person · Horror

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

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

Blair Witch
Shared: Horror · First-Person · Adventure

Ghostwire: Tokyo
Shared: Supernatural · First-Person · Singleplayer

Before Your Eyes
Shared: First-Person · Story Rich · Indie

Poppy Playtime
Shared: Horror · First-Person · Singleplayer

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

The Stanley Parable
Shared: Walking Simulator · First-Person · Indie

The Vanishing of Ethan Carter
Shared: Walking Simulator · First-Person · Horror

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

Outlast
Shared: First-Person · Horror · Singleplayer

Mouthwashing
Shared: Horror · Story Rich · Walking Simulator

Oxenfree
Shared: Supernatural · Story Rich · Indie

Kona
Shared: First-Person · Singleplayer · Story Rich

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

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