How do I play Mastermind online?

Click the 'Start Game' button to load Mastermind in your browser's C64 emulator. No downloads required - the game runs directly in your web browser using JavaScript.

What are the controls for Mastermind?

Use WASD keys for movement and Left SHIFT for the fire button on Joystick 1, or use arrow keys with Left CTRL for Joystick 2. You can swap joystick ports using the joystick swap button.

Can I save my progress in Mastermind?

Yes! Use the save snapshot button (floppy disk icon) to save your game state, and the restore snapshot button (folder icon) to load it later. This works like a save state feature.

Who created Mastermind?

Mastermind was developed by Ian Creasey in 1984 and published by Sigma Technical Press.

Play Mastermind Online | Mastermind Commodore 64 Game from 1984

Game Information

Mastermind

Publisher: Sigma Technical Press

Genre: Mastermind

Developer: Ian Creasey

Year: 1984

C64 Type: PAL/NTSC

Played: 0 Times

View on Gamebase64.com

About Mastermind

Mastermind is a mastermind game for the Commodore 64 that was released in 1984. The game was developed by Ian Creasey and published by Sigma Technical Press.

Now you can play Mastermind online, directly in your web browser! Our Commodore 64 emulator brings this retro gaming experience to life without requiring any downloads or plugins. Just click "Start Game" and enjoy this piece of gaming history.

Joystick Controls

Joystick 1:

Left: A
Right: D
Up: W
Down: S
Fire: Left SHIFT

Joystick 2:

Left: ←
Right: →
Up: ↑
Down: ↓
Fire: Left CTRL

C64 Emulator © 2023 Thomas Hochgoetz.
We offer no C64 downloads due to copyright.

How to Play Mastermind

Getting Started

Click the "Start Game" button to load Mastermind directly in your browser. This Mastermind game from 1984 runs using our Commodore 64 emulator - no downloads, plugins, or installation required.

Game Controls

Use the keyboard controls shown in the Joystick Controls section above. By default:

Movement: WASD keys or Arrow keys
Action/Fire: Left SHIFT or Left CTRL
Switch Joysticks: Click the joystick swap icon if the controls don't respond