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Gemfire
Gemfire is a side-scrolling action game developed by Koei in 1992 for the Nintendo Entertainment System. Players control a wizard-warrior navigating through multiple stages filled with enemies and obstacles. The game combines action gameplay with RPG elements, including an inventory system for collecting items and spells. Players attack enemies using physical strikes and magical abilities, with spellcasting as a central mechanic. The control scheme uses the directional pad for movement and jumping, while action buttons handle attacking and spell selection. Levels are progressively structured with increasing difficulty, featuring various enemy types and environmental hazards. Players must defeat level bosses to advance to the next stage. The game emphasizes combat timing and resource management, as spell usage consumes limited resources that must be replenished through item collection.
- Developer
- Koei
- Released
- 1992
- Platform
- NES
- Genre
- Action
- Players
- 1P
- Rating
- 4.5 / 5 (656)
- Last updated
Gemfire Controls — NES Keyboard Keys
Default keyboard bindings for Gemfire on our in-browser NES emulator. Plug in a USB or Bluetooth gamepad to auto-detect mappings, or rebind any key from the emulator settings menu.
| Keyboard | Console button | Typical use |
|---|---|---|
| ↑ | D-Pad Up | Move up |
| ↓ | D-Pad Down | Move down |
| ← | D-Pad Left | Move left |
| → | D-Pad Right | Move right |
| X | A | Primary action (jump / confirm) |
| Z | B | Secondary action (attack / cancel) |
| Enter | Start | Start / Pause |
| Shift | Select | Select / Mode |
Rebind any key from the EmulatorJS in-game settings menu (gear icon → Controls). A connected gamepad auto-maps to the same buttons.
Gemfire Longplay & Gameplay Videos
Watch a full playthrough of Gemfire on NES before you dive in — recommended for getting a feel for the game's pacing, story beats, and difficulty curve.
Watch longplay on YouTube
"Gemfire" NES longplay 1992
Gemfire Cheat Codes
30 community-curated cheats for Gemfire. Tick any to activate them automatically when you click "Play with cheats" — or copy a code into your own emulator.
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Area 1
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Area 2
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Area 3
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Area 9
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Area 10
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Area 11
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Area 12
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Show 18 more cheats Show fewer
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Area 13
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Area 16
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Area 18
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Area 21
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Area 22
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Area 24
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Area 25
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Area 26
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Area 28
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Area 30
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External references
Frequently Asked Questions
When was Gemfire released?
Gemfire was released in 1992 for the NES.
Who developed Gemfire?
Gemfire was developed by Koei, available to play in your browser on RetroGameSpace.
How many players does Gemfire support?
Gemfire is a single-player Action game for the NES.
What type of game is Gemfire?
Gemfire is a Action game for the NES, playable instantly in your browser — no downloads, no installs.
How can I play Gemfire for free?
Open this page and click "Play Now" — Gemfire runs free in your browser via WebAssembly emulation. No account, no payment, no installer.
Do I need to download anything to play Gemfire in the browser?
No. Gemfire streams from a public archive into a browser-side NES emulator. Nothing is installed on your computer.
Can I save my progress in Gemfire?
Yes. Save states are stored in your browser (IndexedDB) per game, and you can also use any in-game save the original NES cartridge supported.
Does Gemfire work on mobile devices?
Yes — the NES emulator runs on iOS Safari and Android Chrome. Touch controls overlay the game; landscape mode is recommended.
Is it legal to play Gemfire this way?
RetroGameSpace is a transient caching reverse-proxy and does not host first-party copies of Gemfire. Game files are fetched on demand from publicly-accessible archives. You are responsible for compliance with your local laws and the bring-your-own-ROM principle.
