Jump straight into Deep Duck Trouble for Sega Master System: 100% free, runs in your browser, nothing to install.
Deep Duck Trouble is a classic Sega Master System game you can play online here for free. The Sega Master System was Sega’s 8-bit home console, known for sharp arcade conversions and series such as Alex Kidd, Wonder Boy and Phantasy Star.
Press play and you’re in: Deep Duck Trouble streams to your browser with save states, gamepad input and phone/tablet touch controls, no install required.
Deep Duck Trouble is one of many Sega Master System classics here. Finish it and the related games section drops you straight into another without leaving the site.
You can play with keyboard, gamepad, or touch (on mobile). The default keyboard layout is below; remap any key inside the emulator settings.
Yes. Every game on OldGames.Games is free to play in your browser. There are no downloads, hidden fees or account requirement for single-player games.
Yes. The emulator supports save states — you can save the exact moment you're at and resume later from any device by signing into a free OldGames account.
Yes. The emulator includes touch controls optimised for phones and tablets. iPhone, iPad, Android — all supported.
Yes. Connect any USB or Bluetooth controller (Xbox, PlayStation, 8BitDo, Switch Pro, etc.) and it will be detected automatically.