Altered Beast - Guardian of the Realms
Altered Beast - Guardian of the Realms remains one of the finest action experiences on the Game Boy Advance. Its innovative design and addictive gameplay have earned it a permanent place in gaming history.
- Developer
- THQ
- Released
- 2002
- Platform
- GBA
- Genre
- Action
- Players
- 2P
- Rating
- 4.3 / 5 (602)
- Last updated
Altered Beast - Guardian of the Realms Controls — GBA Keyboard Keys
Default keyboard bindings for Altered Beast - Guardian of the Realms on our in-browser GBA 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) |
| Q | L | Left shoulder |
| W | R | Right shoulder |
| 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.
Altered Beast - Guardian of the Realms Longplay & Gameplay Videos
Watch a full playthrough of Altered Beast - Guardian of the Realms on GBA before you dive in — recommended for getting a feel for the game's pacing, story beats, and difficulty curve.
Watch longplay on YouTube
"Altered Beast - Guardian of the Realms" GBA longplay 2002
External references
Frequently Asked Questions
When was Altered Beast - Guardian of the Realms released?
Altered Beast - Guardian of the Realms was released in 2002 for the GBA.
Who developed Altered Beast - Guardian of the Realms?
Altered Beast - Guardian of the Realms was developed by THQ, available to play in your browser on RetroGameSpace.
How many players does Altered Beast - Guardian of the Realms support?
Altered Beast - Guardian of the Realms supports up to 2 players, ideal for couch co-op or competitive sessions on the GBA.
What type of game is Altered Beast - Guardian of the Realms?
Altered Beast - Guardian of the Realms is a Action game for the GBA, playable instantly in your browser — no downloads, no installs.
How can I play Altered Beast - Guardian of the Realms for free?
Open this page and click "Play Now" — Altered Beast - Guardian of the Realms runs free in your browser via WebAssembly emulation. No account, no payment, no installer.
Do I need to download anything to play Altered Beast - Guardian of the Realms in the browser?
No. Altered Beast - Guardian of the Realms streams from a public archive into a browser-side GBA emulator. Nothing is installed on your computer.
Can I save my progress in Altered Beast - Guardian of the Realms?
Yes. Save states are stored in your browser (IndexedDB) per game, and you can also use any in-game save the original GBA cartridge supported.
Does Altered Beast - Guardian of the Realms work on mobile devices?
Yes — the GBA emulator runs on iOS Safari and Android Chrome. Touch controls overlay the game; landscape mode is recommended.
Is it legal to play Altered Beast - Guardian of the Realms this way?
RetroGameSpace is a transient caching reverse-proxy and does not host first-party copies of Altered Beast - Guardian of the Realms. 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.
