The meatgrinder.zip file you have requested: Maps Levels Missions / Multiple Gametypes / Meatgrinder - 3.87mb is not available. Perhaps try browsing all files for the game Alien Arena and upload any files you want to share or are missing. This is the only information we could locate:
Forsaken created a multiple gametype map for Alien Arena 2007. It supports dm, db, and aoa. Don't fall into the grinder though!