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Key points
- Also known (unofficially) as Commander Keen: The Lost Episode or Episode 3.5
- Game's source code was released by Softdisk. It can be downloaded here.
- Despite being listed in settings, support for in-game music was cut prior to release along with digital effects support for the Sound Blaster & Sound Source devices.[2]
General information
- Steam Community Discussions
Availability
Source |
DRM |
Notes |
Keys |
OS |
Retail |
|
Run in DOSBox. |
|
|
- A shareware version is available here.
- This game is no longer sold digitally.
Version differences
Steam version is native port (not DOSBox).[3]
Essential improvements
Episode launcher
- A launcher for the entire Keen series can be found here (runs in DOSBox). For a modified version of this same launcher that also supports this game (for people whom don't have the native Steam version), try the following:
- Episode launcher
@ECHO OFF
:MENU
CLS
REM All episodes must be in the same folder contrary
REM to the original launcher this one was based on.
ECHO.
ECHO ===========================================================================
ECHO ======================= COMMANDER KEEN COLLECTION =========================
ECHO ===========================================================================
ECHO.
ECHO Invasion of the Vortices (1-3):
ECHO.
ECHO 1 - Commander Keen 1 Marooned On Mars (1990)(Apogee Software)
ECHO 2 - Commander Keen 2 The Earth Explodes (1990)(Apogee Software)
ECHO 3 - Commander Keen 3 Keen Must Die (1990)(Apogee Software)
ECHO.
ECHO Goodbye, Galaxy! (4-6):
ECHO.
ECHO 4 - Commander Keen 4 Secret Of The Oracle (1991)(Apogee Software Ltd)
ECHO 5 - Commander Keen 5 The Armageddon Machine (1991)(Apogee Software Ltd)
ECHO 6 - Commander Keen 6 Aliens Ate My Baby Sitter (1991)(Formgen)
ECHO.
ECHO Other (The Lost Episode):
ECHO.
ECHO 7 - Commander Keen Dreams (1991)(Softdisk Publishing)
ECHO.
CHOICE /c1234567q/n Choose a number (Press Q to Quit):
IF ERRORLEVEL 8 GOTO EXIT
IF ERRORLEVEL 7 GOTO KEEN7
IF ERRORLEVEL 6 GOTO KEEN6
IF ERRORLEVEL 5 GOTO KEEN5
IF ERRORLEVEL 4 GOTO KEEN4
IF ERRORLEVEL 3 GOTO KEEN3
IF ERRORLEVEL 2 GOTO KEEN2
IF ERRORLEVEL 1 GOTO KEEN1
:KEEN1
CLS
ECHO Starting Commander Keen 1...
call keen1.exe
GOTO MENU
:KEEN2
CLS
ECHO Starting Commander Keen 2...
call keen2.exe
GOTO MENU
:KEEN3
CLS
ECHO Starting Commander Keen 3...
call keen3.exe
GOTO MENU
:KEEN4
CLS
ECHO Starting Commander Keen 4...
call keen4e.exe
GOTO MENU
:KEEN5
CLS
ECHO Starting Commander Keen 5...
call keen5e.exe
GOTO MENU
:KEEN6
CLS
ECHO Starting Commander Keen 6...
call keen6c.exe
GOTO MENU
:KEEN7
CLS
ECHO Starting Commander Keen Dreams…
call kdreams.exe
GOTO MENU
:EXIT
CLS
exit
Source Ports
A reverse engineered source port is available. Alternatively the game's source is available and you could build you own version.
- Commander Genius
Game data
Configuration file location
- It's unknown whether this game follows the XDG Base Directory Specification on Linux. Please fill in this information.
Save game data location
Video settings
Template:Video settings
Input settings
Template:Input settings
Audio settings
Template:Audio settings
Localizations
Language |
UI |
Audio |
Sub |
Notes |
English |
|
|
|
|
Other information
API
Technical specs |
Supported |
Notes |
DOS video modes |
CGA, EGA |
Compatibility with certain SVGA cards can be enabled using the /COMP parameter. Can also use the /HIDDENCARD parameter to force the game to accept the card if it doesn't detect a supported model. |
Executable |
32-bit |
64-bit |
Notes |
Windows |
|
|
|
macOS (OS X) | |
|
|
Linux | |
|
|
System requirements
DOS | Windows | macOS (OS X) | Linux |
Windows |
|
Minimum |
Operating system (OS) |
|
Processor (CPU) |
|
System memory (RAM) |
|
Hard disk drive (HDD) |
|
Notes
- ↑ 1.0 1.1 Notes regarding Steam Play (Linux) data:
References