ships ▁to ▁a ▁nearby ▁planet ▁by ▁the ▁name ▁of ▁UP 4 5 7 ▁in ▁search ▁of ▁any ▁resources ▁that ▁can ▁re pl en ish ▁the ▁ones ▁lost ▁during ▁the ▁battle . ▁However , ▁during ▁this ▁mission , ▁the ▁fleet ▁is ▁destroyed ▁by ▁a ▁race ▁of ▁half - machine , ▁half - an imal ▁al iens ▁referred ▁to ▁as ▁" B IO ME T AL " ▁by ▁the ▁Gal actic ▁Council . ▁ ▁One ▁of ▁the ▁Council ' s ▁super comput ers ▁then ▁calcul ates ▁that ▁the ▁number ▁of ▁these ▁" B IO ME T AL S " ▁is ▁increasing ▁rapidly ▁and ▁will ▁have ▁the ▁Mil ky ▁Way ▁completely ▁taken ▁over ▁within ▁ 3 2 ▁hours . ▁So ▁the ▁Hal b ard ' s ▁crew , ▁young ▁pilot ▁Kid ▁Ray ▁and ▁bi ologist ▁An ita ▁( a ▁reference ▁to ▁the ▁names ▁of ▁the ▁two ▁lead ▁sing ers ▁of ▁ 2 ▁Un limited , ▁who ▁provided ▁the ▁music ▁for ▁the ▁North ▁American / Europe an ▁version ▁of ▁the ▁game ), ▁along ▁with ▁their ▁fleet , ▁W AS P , ▁are ▁assigned ▁to ▁eliminate ▁the ▁host ile ▁threat ▁on ▁UP 4 5 7 . ▁ ▁Game play ▁We ap on ▁power - ups ▁are ▁gained ▁by ▁destroy ing ▁pod s ▁and ▁pick ing ▁up ▁the ▁released ▁power - ups , ▁which ▁cycle ▁through ▁the ▁various ▁weapon ▁types ▁as ▁in ▁Ra iden . ▁Some ▁weapons ▁cancel ▁each ▁other ▁out . ▁The ▁player ▁also ▁has ▁a ▁shield ▁in ▁the ▁form ▁of ▁four ▁spin ning ▁or bs ▁that ▁circle