Increases the variety and frequency of manhunter packs.
All animals except for clones of other animals (eg. polar bears) may appear in manhunter packs. Manhunter packs will spawn on average and at most 50% more often.
Workshop: http://steamcommunity.com/sharedfiles/filedetails/?id=755689464 (http://steamcommunity.com/sharedfiles/filedetails/?id=755689464)
Nexus: http://www.nexusmods.com/rimworld/mods/139/? (http://www.nexusmods.com/rimworld/mods/139/?)
Correct me if I'm wrong, but I don't believe it is necessary for your Incidents file to copy/redefine any incident except the one you want to change (e.g., Manhunters).