Early in the 21st century, mankind made an unbelievable discovery, one of enormous scientific and historical significance. Too bad it will lead to the Earth's destruction. Now there's only one hope, Sam "Serious" Stone. Serious Sam has only one chance. And it's up to him to change the past and save humanity from total extinction.
This release of Serious Sam includes both color and grayscale versions, supporting devices all the way back to Palm OS 3.5!
The .zip version includes additional instructions on to how to run the game in the PHEM Palm emulator for Android phones.