▁port ▁was ▁released ▁in ▁ 2 0 0 7 ▁in ▁Japan ▁on ▁the ▁Play Station ▁Network ▁as ▁a ▁part ▁of ▁the ▁PS one ▁Class ics ▁line ▁of ▁games . ▁The ▁game ▁was ▁not ▁released ▁in ▁Europe . ▁An ▁indirect ▁sequ el , ▁Arm ored ▁Core ▁ 2 , ▁was ▁released ▁on ▁August ▁ 3 , ▁ 2 0 0 0 ▁for ▁the ▁Play Station ▁ 2 . ▁ ▁The ▁story ▁follows ▁the ▁surv iv or ▁of ▁a ▁battle ▁that ▁killed ▁their ▁family . ▁The ▁surv iv or ▁joins ▁the ▁R aven ' s ▁N est ▁to ▁pilot ▁an ▁Arm ored ▁Core ▁unit ▁through ▁the ▁dangerous ▁Arena ▁in ▁an ▁attempt ▁to ▁confront ▁the ▁top ▁pilot , ▁H ust ler ▁One , ▁and ▁kill ▁them ▁for ▁their ▁role ▁in ▁the ▁battle . ▁While ▁fighting ▁their ▁way ▁through ▁to ▁the ▁top , ▁the ▁surv iv or ▁finds ▁al lies ▁in ▁the ▁form ▁of ▁their ▁manager , ▁L ana ▁N iel sen , ▁and ▁their ▁spons or , ▁El an ▁Cub is , ▁both ▁of ▁whom ▁have ▁their ▁own ▁ag end as . ▁ ▁The ▁game play ▁is ▁largely ▁identical ▁to ▁the ▁previous ▁two ▁Arm ored ▁Core ▁games , ▁but ▁places ▁a ▁larger ▁focus ▁on ▁the ▁Arena ▁feature ▁that ▁was ▁introduced ▁in ▁Project ▁Ph ant asma . ▁Play ers ▁can ▁import ▁their ▁saved ▁characters ▁from ▁either ▁of ▁the ▁earlier ▁Arm ored ▁Core ▁games ▁to ▁retain ▁their ▁custom ization ▁and ▁gain ▁an ▁advantage ▁in ▁Master ▁of ▁Arena . ▁A ▁newly - added ▁" R ank er ▁M K