Games like Immortal Mantis: Revenge
Games like Immortal Mantis: Revenge include OMORI, Firework, OneShot, Angels of Death, and Sally Face - Episode One. We matched them by the tags players give Immortal Mantis: Revenge on Steam (Hidden Object, RPG, Interactive Fiction, Puzzle, and 2D): closest matches first, and among equally close ones the better-known games.

OMORI
Shared: RPG · Psychological Horror · Story Rich

Firework
Shared: Puzzle · Horror · 2D

OneShot
Shared: Story Rich · Puzzle · Pixel Graphics

Angels of Death
Shared: Puzzle · RPG · Horror

Sally Face - Episode One
Shared: Psychological Horror · Story Rich · Puzzle

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

Ib
Shared: Horror · 2D · RPG

Undertale
Shared: RPG · Story Rich · Multiple Endings

The Witch's House MV
Shared: RPG · Horror · 2D

Impostor Factory
Shared: RPG · Story Rich · 2D

DISTRAINT: Deluxe Edition
Shared: Horror · Psychological Horror · 2D

KinitoPET
Shared: Horror · Psychological Horror · 2D

To the Moon
Shared: Story Rich · Interactive Fiction · RPG

Fran Bow
Shared: Puzzle · Psychological Horror · Horror

The Room Two
Shared: Puzzle · Hidden Object · Horror

OFF
Shared: RPG · 2D · Psychological Horror

Tiny Bunny
Shared: Horror · Story Rich · Psychological Horror

MiSide
Shared: Psychological Horror · Horror · Story Rich

Rusty Lake Paradise
Shared: Puzzle · Horror · Psychological Horror

Finding Paradise
Shared: RPG · 2D · Story Rich

Please, Don’t Touch Anything
Shared: Puzzle · Hidden Object · 2D

Misao - 2024 HD Remaster
Shared: Puzzle · Horror · 2D

Mad Father
Shared: Horror · Psychological Horror · 2D

Pony Island
Shared: Puzzle · Psychological Horror · Horror