Games like Across the demon realm
Games like Across the demon realm include Ready or Not, CARRION, Black Myth: Wukong, Crimson Desert Enhanced, and God of War. We matched them by the tags players give Across the demon realm on Steam (Adventure, Strategy, Action-Adventure, Horror, and Pixel Graphics): closest matches first, and among equally close ones the better-known games.

Ready or Not
Shared: Tactical · Horror · Singleplayer

CARRION
Shared: Pixel Graphics · Horror · Gore

Black Myth: Wukong
Shared: Action-Adventure · Combat · Adventure

Crimson Desert Enhanced
Shared: Adventure · Singleplayer · Combat

God of War
Shared: Adventure · Singleplayer · Combat

Atomic Heart
Shared: Adventure · Action-Adventure · Horror

Aliens: Dark Descent
Shared: Strategy · Tactical · Singleplayer

Kindergarten
Shared: Pixel Graphics · Adventure · Gore

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

Middle-earth: Shadow of War
Shared: Adventure · Singleplayer · Action

SANABI
Shared: Pixel Graphics · Adventure · Action-Adventure

The Escapists
Shared: Strategy · Pixel Graphics · Singleplayer

Party Hard
Shared: Strategy · Pixel Graphics · Violent

Look Outside
Shared: Pixel Graphics · Horror · Adventure

Blasphemous
Shared: Pixel Graphics · Gore · Adventure

Kindergarten 2
Shared: Adventure · Pixel Graphics · Gore

God of War Ragnarök
Shared: Adventure · Action-Adventure · Action

Tales of the Black Forest
Shared: Adventure · Pixel Graphics · Horror

Kingdom Rush - Tower Defense
Shared: Strategy · Tactical · Singleplayer

Little Nightmares II
Shared: Adventure · Horror · Singleplayer

Marvel’s Spider-Man Remastered
Shared: Adventure · Action-Adventure · Singleplayer

Darkwood
Shared: Adventure · Horror · Action

Necromunda: Hired Gun
Shared: Adventure · Action-Adventure · Action

House
Shared: Horror · Adventure · Pixel Graphics