Phantasy Star III - Generations of Doom
A landmark shooter game for the Sega Genesis, Phantasy Star III - Generations of Doom combines tight controls with engaging gameplay. Its enduring appeal lies in the perfect balance of challenge and reward.
- Developer
- SEGA
- Released
- 1991
- Platform
- Mega Drive
- Genre
- Shooter
- Players
- 1P
- Rating
- 4.6 / 5 (1.7K)
- Last updated
Phantasy Star III - Generations of Doom Controls — Mega Drive Keyboard Keys
Default keyboard bindings for Phantasy Star III - Generations of Doom 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.
Phantasy Star III - Generations of Doom Longplay & Gameplay Videos
Watch a full playthrough of Phantasy Star III - Generations of Doom 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
"Phantasy Star III - Generations of Doom" Mega Drive longplay 1991
Phantasy Star III - Generations of Doom Cheat Codes
30 community-curated cheats for Phantasy Star III - Generations of Doom. Tick any to activate them automatically when you click "Play with cheats" — or copy a code into your own emulator.
-
No Random Attacks
FFC03F:20FFC03E:0020 -
Mucho & Infinite Meseta
FFC041:00FF -
Mucho & Infinite Meseta
FFC041:00FF -
HP
FFC0AE:03E7FFC0B2:03E7FFC1AE:03E7+8 -
TP
FFC0B0:03E7FFC0B4:03E7FFC1B0:03E7+8 -
Speed
FFC0A4:00FFFFC1A4:00FFFFC124:00FF+2 -
Damage
FFC0B6:03E7FFC1B6:03E7FFC136:03E7+1 -
Defense
FFC0B8:03E7FFC1B8:03E7FFC138:03E7+1 -
Luck
FFC0D2:00FFFFC1D2:00FFFFC152:00FF+1 -
Skill
FFC0D2:00FFFFC1D2:00FFFFC152:00FF+1 -
Level 50
FFC0AC:0032FFC1AC:0032FFC12C:0032+1 -
1st Item Slot Modifier
FFDE82:0000FFDEC2:0000FFDEA2:0000+1
Show 18 more cheats Show fewer
-
2nd Item Slot Modifier
FFDE84:0000FFDEC4:0000FFDEA4:0000+2 -
MASTER CODE -- Must be entered
ETBA-AA88 -
1ST treasure chest contains specified amount plus 32,768 meseta
AWAA-CA7A -
Start with 250 HP
9MTA-CCGN -
But anything at armor, weapon, and equipment shops no matter how much meseta you have
A4ZT-AA22 -
Items that you can afford are free
ALZT-AA7W -
Fortunetelling is free
BXDA-AA5L -
Poison recovery at healer's is free
BXAT-AA64 -
Resurrection at the healer's is free
BW9T-AA5E -
Technique distribution is free
A49A-AA28 -
Using monomate, dimate, or trimate restores all lost HP
REHT-C6VL -
No TP [Technique points] lost for using Res technique
BTHA-CA9J -
No TP lost for using Rever tech.
BTHA-CA38 -
No TP lost for using Gires tech.
BTHA-CA6W -
No TP lost for using Anti tech.
GCJT-B62W -
One strike kills small front row enemies
CKBA-AA3G -
One strike kills all large back row enemies
B3FA-AA80 -
No HP lost in battle from ememy strikes
GTBT-CA3T
External references
Frequently Asked Questions
When was Phantasy Star III - Generations of Doom released?
Phantasy Star III - Generations of Doom was released in 1991 for the Mega Drive.
Who developed Phantasy Star III - Generations of Doom?
Phantasy Star III - Generations of Doom was developed by SEGA, available to play in your browser on RetroGameSpace.
How many players does Phantasy Star III - Generations of Doom support?
Phantasy Star III - Generations of Doom is a single-player Shooter game for the Mega Drive.
What type of game is Phantasy Star III - Generations of Doom?
Phantasy Star III - Generations of Doom is a Shooter game for the Mega Drive, playable instantly in your browser — no downloads, no installs.
How can I play Phantasy Star III - Generations of Doom for free?
Open this page and click "Play Now" — Phantasy Star III - Generations of Doom runs free in your browser via WebAssembly emulation. No account, no payment, no installer.
Do I need to download anything to play Phantasy Star III - Generations of Doom in the browser?
No. Phantasy Star III - Generations of Doom streams from a public archive into a browser-side Mega Drive emulator. Nothing is installed on your computer.
Can I save my progress in Phantasy Star III - Generations of Doom?
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 Phantasy Star III - Generations of Doom 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 Phantasy Star III - Generations of Doom this way?
RetroGameSpace is a transient caching reverse-proxy and does not host first-party copies of Phantasy Star III - Generations of Doom. 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.
