My original Macintosh game from back in 2008 where a zombie outbreak has taken out the artificial settlement Ziltron. Their origin is unknown. A group of specially trained marines are sent in to investigate.

Their mission objectives:
Discover the source of the outbreak
Rescue any survivors
Eliminate all hostile presence

Features
-6 Playable characters to rescue
-10 Missions
-21 Levels in total
-Final boss battle on the 10th mission
-Player performance rankings
-Individual Survivor endings