Games like The Goatman
Games like The Goatman include Dead by Daylight, Left 4 Dead 2, Dying Light, Escape the Backrooms, and PUBG: BATTLEGROUNDS. We matched them by the tags players give The Goatman on Steam (Action, Adventure, Horror, Online Co-Op, and Gore): closest matches first, and among equally close ones the better-known games.

Dead by Daylight
Shared: Horror · Online Co-Op · Gore

Left 4 Dead 2
Shared: Action · Online Co-Op · Multiplayer

Dying Light
Shared: Horror · Online Co-Op · Action

Escape the Backrooms
Shared: Horror · Online Co-Op · Multiplayer

PUBG: BATTLEGROUNDS
Shared: Action · Multiplayer · Survival

Monster Hunter Wilds
Shared: Action · Hunting · Online Co-Op

Don't Starve Together
Shared: Adventure · Multiplayer · Online Co-Op

Outlast
Shared: Horror · Gore · Adventure

The Forest
Shared: Horror · Adventure · Action

The Isle
Shared: Multiplayer · Hunting · Horror

Resident Evil Revelations 2
Shared: Horror · Action · Adventure

DEVOUR
Shared: Horror · Online Co-Op · Multiplayer

Back 4 Blood
Shared: Online Co-Op · Action · Gore

Resident Evil 5
Shared: Action · Online Co-Op · Horror

Backrooms: Escape Together
Shared: Horror · Online Co-Op · Multiplayer

Killing Floor 2
Shared: Gore · Online Co-Op · Multiplayer

Resident Evil 6
Shared: Action · Horror · Online Co-Op

PEAK
Shared: Adventure · Online Co-Op · Multiplayer

Blood and Bacon
Shared: Action · Gore · Horror

Sons Of The Forest
Shared: Horror · Multiplayer · Survival

Lethal Company
Shared: Horror · Online Co-Op · Co-op

Halloween: The Game
Shared: Horror · Multiplayer · Online Co-Op

Subnautica 2
Shared: Horror · Multiplayer · Adventure

Pacify
Shared: Horror · Online Co-Op · Multiplayer