▁I SA ▁troops ▁continue ▁the ▁fight ▁for ▁liberty . ▁There ▁are ▁ 5 ▁" ch ap ters " ▁with ▁ 4 ▁levels ▁in ▁which ▁players ▁eliminate ▁the ▁Hel gh ast ▁resistance ▁( The ▁fifth ▁and ▁final ▁chapter ▁was ▁made ▁available ▁to ▁download ). ▁ ▁Kill zone : ▁Mer cen ary ▁ ▁Kill zone : ▁Mer cen ary ▁was ▁released ▁for ▁the ▁Play Station ▁V ita ▁in ▁ 2 0 1 3 . ▁In ▁the ▁game ▁players ▁assume ▁the ▁role ▁of ▁a ▁mer cen ary ▁who ▁f ights ▁alongside ▁either ▁the ▁I SA ▁or ▁Hel gh ast ▁forces ▁depending ▁on ▁which ▁team ▁h ires ▁them . ▁ ▁Kill zone ▁Tr il ogy ▁Kill zone ▁Tr il ogy ▁is ▁a ▁collection ▁of ▁Kill zone , ▁Kill zone ▁ 2 , ▁and ▁Kill zone ▁ 3 ▁for ▁the ▁Play Station ▁ 3 ▁under ▁Sony ' s ▁Play Station ▁Col lections ▁line . ▁The ▁original ▁Kill zone ▁has ▁been ▁rem aster ed ▁in ▁HD ▁to ▁support ▁ 7 2 0 p ▁resolution ▁and ▁Tro ph ies . ▁The ▁collection ▁also ▁includes ▁all ▁D LC ▁maps ▁for ▁Kill zone ▁ 2 ▁and ▁Kill zone ▁ 3 . ▁It ▁was ▁released ▁on ▁October ▁ 2 3 , ▁ 2 0 1 2 ▁in ▁North ▁America ▁and ▁October ▁ 2 4 , ▁ 2 0 1 2 ▁in ▁Europe . ▁ ▁Re ception ▁ ▁The ▁first ▁Kill zone ▁received ▁mixed ▁to ▁positive ▁reviews ▁from ▁mag az ines ▁and ▁websites . ▁PS M ▁stated ▁that ▁Kill zone ▁is ▁" Graph ically