Games like Kidnapped
Games like Kidnapped include Half-Life 2, Black Mesa, The Beast Inside, Lethal Company, and SOMA. We matched them by the tags players give Kidnapped on Steam (Adventure, Indie, Action, Horror, and FPS): closest matches first, and among equally close ones the better-known games.

Half-Life 2
Shared: Action · FPS · Adventure

Black Mesa
Shared: Action · FPS · Sci-fi

The Beast Inside
Shared: Adventure · Horror · Action

Lethal Company
Shared: Horror · Survival Horror · Psychological Horror

SOMA
Shared: Horror · Psychological Horror · Sci-fi

Darkwood
Shared: Adventure · Horror · Action

Resident Evil Requiem
Shared: Horror · Action · Survival Horror

The Evil Within 2
Shared: Horror · Action · Psychological Horror

Resident Evil Village
Shared: Horror · Action · Survival Horror

Inside the Backrooms
Shared: Horror · Adventure · Survival Horror

Escape the Backrooms
Shared: Horror · Psychological Horror · Adventure

SILENT HILL 2
Shared: Horror · Psychological Horror · Survival Horror

OMORI
Shared: Indie · Psychological Horror · Story Rich

METRO 2033 Redux
Shared: FPS · Horror · Action

Outlast
Shared: Horror · Survival Horror · Psychological Horror

Half-Life: Alyx
Shared: FPS · Horror · Action

DOOM Eternal
Shared: Action · FPS · Great Soundtrack

Little Nightmares
Shared: Adventure · Horror · Indie

Metro Exodus
Shared: FPS · Action · Horror

Bendy and the Dark Revival
Shared: Horror · Action · Adventure

DOOM
Shared: Action · FPS · Demons

Spooky's Jump Scare Mansion: HD Renovation
Shared: Indie · Adventure · Horror

METRO Last Light Redux
Shared: Action · FPS · Horror

SILENT HILL f
Shared: Horror · Psychological Horror · Action