Space Invaders '91
Space Invaders '91 remains one of the finest shooter experiences on the Sega Genesis. Its innovative design and addictive gameplay have earned it a permanent place in gaming history.
- Developer
- Taito
- Released
- 1991
- Platform
- Mega Drive
- Genre
- Shooter
- Players
- 1P
- Rating
- 4.6 / 5 (1.8K)
- Last updated
Space Invaders '91 Controls — Mega Drive Keyboard Keys
Default keyboard bindings for Space Invaders '91 on our in-browser Mega Drive 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) |
| S | C | Tertiary action |
| A | X | Quaternary action |
| Q | Y | Fifth button |
| W | Z | Sixth button |
| Enter | Start | Start / Pause |
These bindings cover the 6-button Mega Drive controller. Most older titles only use buttons A/B/C; the extra X/Y/Z buttons matter for Street Fighter II and other 6-button fighters.
Rebind any key from the EmulatorJS in-game settings menu (gear icon → Controls). A connected gamepad auto-maps to the same buttons.
Space Invaders '91 Longplay & Gameplay Videos
Watch a full playthrough of Space Invaders '91 on Mega Drive before you dive in — recommended for getting a feel for the game's pacing, story beats, and difficulty curve.
Watch longplay on YouTube
"Space Invaders '91" Mega Drive longplay 1991
Space Invaders '91 Cheat Codes
30 community-curated cheats for Space Invaders '91. Tick any to activate them automatically when you click "Play with cheats" — or copy a code into your own emulator.
-
Start with 1 shield on 1st credit
AE3A-AAEW -
Start with 3 shields on 1st credit
AN3A-AAEW -
Start with 7 shields on 1st credit
A63A-AAEW -
Start with 9 shields on 1st credit
BE3A-AAEW -
Start with 1 shield instead of 5 after continue
AE6T-AAF8 -
Start with 3 shields after continue
AN6T-AAF8 -
Start with 7 shields after continue
A66T-AAF8 -
Start with 9 shields after continue
BE6T-AAF8 -
Almost infinite shields
AJ9T-AA60+BBAT-AA86 -
Super crusher lasts 30 seconds
GBRA-AABR -
Use hyper laser 9 times
BFRA-AABC -
Buster laser has 800 energy
ABRA-ATBG
Show 18 more cheats Show fewer
-
Use homing bombs 40 times
JBRA-AABE -
Start at Round 2: Milky Way
9T3A-BGMY+963A-AAD2+AE3A-AAD0 -
Start at Round 3: Merutas
9T3A-BGMY+963A-AAD2+AJ3A-AAD0 -
Start at Round 4: Planet Dufa
9T3A-BGMY+963A-AAD2+AN3A-AAD0 -
Start at Round 5: Moon
9T3A-BGMY+963A-AAD2+AT3A-AAD0 -
Start at Round 6: Planet Venus
9T3A-BGMY+963A-AAD2+AY3A-AAD0 -
Start at Round 7: Planet Solaia
9T3A-BGMY+963A-AAD2+A23A-AAD0 -
Start at Round 8: Planet Lisubi
9T3A-BGMY+963A-AAD2+A63A-AAD0 -
Start at Round 9: Planet Guraivas
9T3A-BGMY+963A-AAD2+BA3A-AAD0 -
Start at Round 10: Planet Mars
9T3A-BGMY+963A-AAD2+BE3A-AAD0 -
Start at Round 11: Planet Mercury
9T3A-BGMY+963A-AAD2+BJ3A-AAD0 -
Start at Round 12: Planet Aluga
9T3A-BGMY+963A-AAD2+BN3A-AAD0 -
Start at Round 13: Planet Laia
9T3A-BGMY+963A-AAD2+BT3A-AAD0 -
Start at Round 14: Planet Bailam
9T3A-BGMY+963A-AAD2+BY3A-AAD0 -
Start at Round 15: Planet Daruta
9T3A-BGMY+963A-AAD2+B23A-AAD0 -
Start at Round 16: Planet Lamusa
9T3A-BGMY+963A-AAD2+B63A-AAD0 -
Start at Round 17: Planet Ikuru
9T3A-BGMY+963A-AAD2+CA3A-AAD0 -
Start at Final Round: Doriasta
9T3A-BGMY+963A-AAD2+CE3A-AAD0
External references
Frequently Asked Questions
When was Space Invaders '91 released?
Space Invaders '91 was released in 1991 for the Mega Drive.
Who developed Space Invaders '91?
Space Invaders '91 was developed by Taito, available to play in your browser on RetroGameSpace.
How many players does Space Invaders '91 support?
Space Invaders '91 is a single-player Shooter game for the Mega Drive.
What type of game is Space Invaders '91?
Space Invaders '91 is a Shooter game for the Mega Drive, playable instantly in your browser — no downloads, no installs.
How can I play Space Invaders '91 for free?
Open this page and click "Play Now" — Space Invaders '91 runs free in your browser via WebAssembly emulation. No account, no payment, no installer.
Do I need to download anything to play Space Invaders '91 in the browser?
No. Space Invaders '91 streams from a public archive into a browser-side Mega Drive emulator. Nothing is installed on your computer.
Can I save my progress in Space Invaders '91?
Yes. Save states are stored in your browser (IndexedDB) per game, and you can also use any in-game save the original Mega Drive cartridge supported.
Does Space Invaders '91 work on mobile devices?
Yes — the Mega Drive emulator runs on iOS Safari and Android Chrome. Touch controls overlay the game; landscape mode is recommended.
Is it legal to play Space Invaders '91 this way?
RetroGameSpace is a transient caching reverse-proxy and does not host first-party copies of Space Invaders '91. 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.
