Games like Secret Laboratory
Games like Secret Laboratory include Resident Evil 2, Resident Evil 4 (2005), Resident Evil 3, Dead Bits, and Left 4 Dead 2. We matched them by the tags players give Secret Laboratory on Steam (Action, Indie, Casual, Horror, and Zombies): closest matches first, and among equally close ones the better-known games.

Resident Evil 2
Shared: Zombies · Horror · Action

Resident Evil 4 (2005)
Shared: Action · Horror · Zombies

Resident Evil 3
Shared: Action · Horror · Zombies

Dead Bits
Shared: Action · Indie · Casual

Left 4 Dead 2
Shared: Zombies · Action · Horror

Resident Evil 4
Shared: Action · Horror · Zombies

Black Mesa
Shared: Action · Singleplayer · Atmospheric

Resident Evil Village
Shared: Horror · Action · Zombies

Resident Evil 7 Biohazard
Shared: Horror · Singleplayer · Action

Deadlight
Shared: Action · Indie · Zombies

Left 4 Dead
Shared: Action · Zombies · Horror

Superflight
Shared: Indie · Casual · Action

Dead Effect
Shared: Action · Zombies · Horror

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

Half-Life 2
Shared: Action · Singleplayer · Shooter

SUPERHOT
Shared: Action · Indie · Singleplayer

METRO 2033 Redux
Shared: Action · Horror · Atmospheric

METRO Last Light Redux
Shared: Action · Horror · Atmospheric

The Hat Man: Shadow Ward
Shared: Indie · Horror · Action

Resident Evil Requiem
Shared: Action · Horror · Zombies

Call of Duty®: Black Ops III
Shared: Action · Zombies · Shooter

Resident Evil 6
Shared: Action · Zombies · Horror

Trepang2
Shared: Horror · Action · Singleplayer

Ready or Not
Shared: Horror · Action · Singleplayer