Era: the dawn of portable gaming in the late 1980s
Emulator: Browser-based (EmulatorJS)
About All-Star Baseball 99
All-Star Baseball 99 is a classic Game Boy title that brings portable gaming excitement. Experience retro handheld gaming at its finest with this beloved title from Nintendo's iconic portable console. Originally developed for the Nintendo Game Boy during the dawn of portable gaming in the late 1980s, All-Star Baseball 99 remains a standout title in the Game Boy library. The game features season and tournament modes, making it a memorable entry in the sports genre.
How to Play All-Star Baseball 99
Click Play Now to launch All-Star Baseball 99 directly in your browser — no downloads or plugins needed. Use the Arrow Keys to move, Z for the A button, X for B, and Enter to start. You can also connect a USB or Bluetooth gamepad for a more authentic feel.
Game Boy titles are masterclasses in portable game design. Developers squeezed remarkable depth from the handheld's simple hardware.
Save states let you save your progress at any point. Create a free account to sync saves across devices. Press F11 for fullscreen mode.
Click the "Play Now" button to start playing All-Star Baseball 99 directly in your browser. No downloads or installations are needed — the game runs instantly using our built-in emulator.
Is All-Star Baseball 99 free to play?
Absolutely! All-Star Baseball 99 is 100% free on RetroVault.GG. No subscriptions, no hidden fees — just open the page and play.
What console is All-Star Baseball 99 for?
All-Star Baseball 99 was originally released for the Game Boy. On RetroVault.GG, you can play it online in your browser without needing the original console.
What genre is All-Star Baseball 99?
All-Star Baseball 99 is a sports game. It was made for the Game Boy.
Can I play All-Star Baseball 99 on my phone?
All-Star Baseball 99 is fully playable on mobile devices. Open this page in your phone's browser and tap Play Now — touch controls appear automatically.