Survive the onslaught of strains with nothing more than rocks at your disposal! 1-4 player co-op and versus, 16 challenges, 4 survivor difficulty modes, 7 unique enemy strains, 26 customizing menu options, random terrain generation, high scores, and 16 music tracks! Play the challenges with your friends or setup a unique experience within the custom skirmish settings.
If you're stuck in 7strains : The Infectious, ask your fellow GameFAQs members for help.
|Most Popular Open Questions||Answers|