Harmony’s Nightmare by Mr. Reaper is a multi-Genre platform, reflex, puzzle survival game with horror theme.
- Android
- Arcade
- Atari 2600
- Atari 5200
- Atari 7800
- Atari Jaguar
- Atari Lynx
- Caanoo
- Coleco Vision
- Cybiko
- Dingoo
- Dingoo Linux (Dingux)
- Dingoo Linux (OpenDingux)
- Dreamcast
- Game Gear
- Gameboy
- Gameboy Advance
- GameCube
- GameGadget
- GCW Zero
- Gemei X760+
- Genesis
- GP2x
- GP32
- IntelliVision
- iPhone
- J2ME
- Master System
- Mattel HyperScan
- Meggy Jr RGB
- Miscellaneous
- Neo Geo
- Neo Geo Pocket
- Nintendo 64
- Nintendo DS
- Nintendo DSi
- Nintendo Entertainment System
- Odyssey2
- Openmoko
- Pandora
- PC Engine
- Playstation
- Playstation 2
- Playstation 3
- Playstation Portable
- Pocket PC
- PocketStation
- Pokemon Mini
- Sega 32x
- Sega Saturn
- Super Nintendo Entertainment System
- Symbian OS
- Vectrex
- Virtual Boy
- Wii
- Wiz
- Wonderswan
- XBOX 360
- Zodiac
1Emulation (EN)
AEP-Emu (DE/EN)
Dingoonity (EN)
DSi Homebrew (DE)
HomebrewWelt (DE)
ModControl (DE)
NintendoMax (FR)
PlayerAdvance (FR)
Wii Homebrew (DE)
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