User blog comment:Dengarde/Dead Rising 2.5! A DR2 PC mod (Update: 11/22/10)/@comment-2185560-20101124200338/@comment-85.171.32.45-20101125203830

Maybe you can make 'em "invincible" during the arena part and spread them during missions or random encounters. Then again seen how many they are I don't think this will be possible or not.