6 zombie types, each with armed and unarmed version (12 in total). Uses custom scripts, but can be made to work with stock GameGuru scripts. Uses stock GameGuru sounds, but you can add your own by editing the FPE files. 2 LOD stages
Update : added 6 new, uglier zombies, which use the stock ai_fastzombie.lua script.
Update 2 : added 6 swimsuit zombies, with limbhit detection allowing you to disable their legs.