Free For All 
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if the ffa is activated, then all player are ennemies, you can kill any teammate and get a frag.
the free for all plugin for non-CSDM is here:
Free For All
there is a plugin to force the podbots to follow the ffa of CSDM, its name is:
pb_weap_restr_ffa.amxx (can't use the search function in my computer to give you a link)
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