Installation : double-click on Incubation.exe, then click on 'OK.' Click on the 'Unzip' button to start. When extraction is completed, click on 'OK.' When installation is finished click on 'OK' again. Click on the 'Install Game' button at the title screen, then 'Next' and 'OK' when it's completed. At the title screen, click on 'Start Game' or 'Start Game (3Dfx)' for 3Dfx owners.

Notes : the default directory for temporary file placement is C:\WINDOWS\TEMP. You should go back after installation and delete the 'INC demo' folder found there to conserve hard drive space. Incubation needs version 2.4 or higher of 3Dfx's drivers. See the Readme.txt file for game instructions and technical tips.

Contents : you can lead a squad of marines through the first four missions of the full version (Secure the halls, Enter another hall, Way to the power station, Street fight area) or access to two missions in solo mode (Factory, Problems) or battle up to three of your friends in the unique multi-player level (Halls 0). Play over a LAN, the Internet, or between two PC's connected with a serial cable.