Nightmare: The Lunatic Trainer & Cheats — Updated 2026

Nightmare: The Lunatic Trainer

Nightmare: The Lunatic is an action game, developed by Maetdol Games, released in 2024. This FLiNG trainer adds in-game cheats for single-player; the exact options and hotkeys are shown inside the trainer once you launch it.

About Nightmare: The Lunatic

Nightmare: The Lunatic, developed by Maetdol Games, is a single-player action rogue-lite that centers on precise parrying and fast-paced combat. Players constantly switch between three different weapons to match the flow of enemy attacks while using special moves to gain the upper hand. Timing is crucial as avoiding and countering foes plays a key role in survival.

The game challenges players to gather unique totems scattered throughout levels, which enhance their abilities and offer strategic depth. Each run demands quick reflexes and careful management of resources. The platforming elements require skillful navigation through hostile environments, making every attempt feel intense and rewarding.

DeveloperMaetdol Games
GenreAction,Indie
Released2024
Achievements106
Languages11 languages
PlayersSingle-player
PlatformWindows (PC)

Nightmare: The Lunatic Trainer — Common Action Cheats

Cheats commonly included in trainers for this game:

  • Unlimited Health
  • Unlimited Money / Resources
  • Fast Progression
  • Unlock All
  • No Cooldowns
  • Freeze Timer
Nightmare: The Lunatic Trainer interface
Last updated

Nightmare: The Lunatic Trainer includes a wide range of single-player cheat options.
Game Name: Nightmare: The Lunatic
Developer: Maetdol Games
Publisher: Maetdol Games
Category: Action, Indie

Presented by an anonymous team of volunteers, this creation comes without an official page. However, you can easily report any issues you encounter by leaving comments on this site. Furthermore, feel free to explore our Fling Trainer category or utilize our site’s search feature to discover additional game trainers.

Carry out the installation by unpacking the compressed archive, launching the Trainer application, and clicking the game icon to start the game. Access the configuration settings effortlessly by pressing the assigned function key, like F9.

🎮 10 cheats👁 479 views
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Antivirus False Positive Notice

This trainer uses memory-editing technology to modify game values in real time. Some antivirus programs may flag it as suspicious — this is a known false positive common to all memory-editing software, not an indication of malware.

Verify the file yourself: Upload it to VirusTotal.com to scan with 70+ antivirus engines before running.

How to Install the Nightmare: The Lunatic Trainer

  1. Download the trainer archive from this page (button above).
  2. Extract with WinRAR or 7-Zip — password if any is shown beside the download.
  3. Disable real-time antivirus only if a false positive blocks extraction. Trainers modify game memory; many AVs flag this as a generic heuristic. The included VirusTotal scan is your sanity check.
  4. Launch the game first, reach the main menu, then start the trainer as Administrator.
  5. Use the listed function keys (F1–F12) to toggle each cheat — health, stamina, money, ammo, instant skill cooldown and so on.

Compatibility & Anti-Cheat

Nightmare: The Lunatic trainer targets the single-player and offline modes on the exact game build noted at the top of this page. It is not designed for online or multiplayer play and should never be used with Easy Anti-Cheat, BattlEye, FairFight, or VAC-protected lobbies — running a trainer there can result in a permanent ban from the game's matchmaking servers.

Troubleshooting

If the trainer hotkeys don't activate: confirm the game version above matches your installed copy (Steam → game properties → Updates), install the latest Visual C++ Redistributables, and verify your antivirus hasn't quarantined the executable. After a game update, check this page for an updated trainer build before reporting a problem.

FLiNG has authored free PC game trainers since 2010. All trainers on this site are submitted by the FLiNG team or community contributors and verified before publication.

Nightmare: The Lunatic Trainer Highlights

The free Nightmare: The Lunatic trainer for Maetdol Games's game adds single-player cheats such as Unlimited Health, Unlimited Money / Resources and Fast Progression. It runs offline, is kept in sync with the latest game build, and every option is toggled with its own hotkey inside the trainer.

Pro Tips from the Editor

  • Toggle one cheat at a time so you can see exactly what each does.
  • Keep cheats off for story beats you want to experience normally.
  • Re-check this page after a game patch for an updated build.

Nightmare: The Lunatic Trainer — FAQ

Is the Nightmare: The Lunatic trainer safe?

Yes for single-player use. It edits game memory at runtime; some antivirus engines flag memory editors as a generic false positive — scan the file yourself before running.

Does it still work after a Nightmare: The Lunatic update?

Game patches can shift memory offsets and break older builds. Check the version at the top of this page; refreshed builds are posted after major patches.

Will I get banned for using it?

Use it only in single-player/offline. Never run a trainer in online or multiplayer modes — anti-cheat can detect it and ban your account.

Editor and trainer tester at FLiNG Trainer since 2021. I hands-on test every trainer on a real Windows 10/11 PC before publishing, scan each file on VirusTotal, and update trainers after major game patches. Single-player use only.

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About the Editor — Daniel Trithiz