Games like Stale Nation
Games like Stale Nation include Firewatch, DEATH STRANDING DIRECTOR'S CUT, What Remains of Edith Finch, Hello Neighbor, and Metro Exodus. We matched them by the tags players give Stale Nation on Steam (Exploration, Difficult, Walking Simulator, Action-Adventure, and First-Person): closest matches first, and among equally close ones the better-known games.

Firewatch
Shared: Walking Simulator · Exploration · First-Person

DEATH STRANDING DIRECTOR'S CUT
Shared: Walking Simulator · Exploration · Story Rich

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

Hello Neighbor
Shared: Horror · First-Person · Difficult

Metro Exodus
Shared: Post-apocalyptic · Horror · First-Person

The Last of Us™ Part I
Shared: Action-Adventure · Horror · Post-apocalyptic

Amnesia: Rebirth
Shared: Action-Adventure · First-Person · Exploration

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

Fallout 4
Shared: Exploration · Post-apocalyptic · First-Person

METRO 2033 Redux
Shared: Post-apocalyptic · Horror · First-Person

Amnesia: A Machine For Pigs
Shared: Walking Simulator · Horror · Exploration

METRO Last Light Redux
Shared: Post-apocalyptic · Horror · First-Person

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

SOMA
Shared: Horror · Exploration · Story Rich

Amnesia: The Bunker
Shared: Horror · First-Person · Difficult

Dying Light: The Beast
Shared: First-Person · Horror · Zombies

Lethal Company
Shared: First-Person · Horror · Exploration

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

The Long Dark
Shared: Exploration · First-Person · Walking Simulator

Fallout: New Vegas
Shared: Exploration · Post-apocalyptic · First-Person

Five Nights at Freddy's: Secret of the Mimic
Shared: First-Person · Horror · Exploration

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

Outlast
Shared: First-Person · Horror · Atmospheric

Cairn
Shared: Exploration · Difficult · Action-Adventure