▁a ▁bl ast ▁of ▁energy ▁from ▁the ▁J - K ais er ▁can non ▁so ▁powerful ▁it ▁left ▁huge ▁cr aters ▁in ▁the ▁ground ▁and ▁could ▁even ▁shoot ▁a ▁hole ▁through ▁mountains ▁ ▁After ▁three ▁failed ▁attempts ▁to ▁destroy ▁Ze ory mer , ▁Y ur ate i ▁finally ▁dispatch ed ▁her ▁last ▁three ▁remaining ▁rob ots : ▁Om z ack ▁of ▁the ▁Th under , ▁Din od il os ▁of ▁the ▁Earth , ▁and ▁B urr stone ▁of ▁the ▁Mountains , ▁pil oted ▁by ▁Sa iga , ▁R ok fel , ▁and ▁G iso ▁respectively . ▁G iso ▁seemed ▁to ▁have ▁strong ▁feelings ▁for ▁R ok fel , ▁but ▁she ▁seemed ▁to ▁have ▁similar ▁feelings ▁for ▁Sa iga . ▁Sa iga ▁was , ▁in ▁turn , ▁a ▁soci op ath ic ▁man ▁who ▁c ared ▁for ▁little ▁other ▁than ▁prov ing ▁himself ▁the ▁most ▁powerful ▁of ▁all ▁and ▁bo asted ▁that ▁his ▁robot ▁Om z ack ▁was ▁the ▁strong est ▁H au ▁Dragon ▁machine ▁ever , ▁which ▁would ▁later ▁end ▁iron ically ▁for ▁him . ▁ ▁Their ▁three ▁rob ots ▁were ▁only ▁featured ▁briefly ▁in ▁the ▁fourth ▁and ▁final ▁episode ▁and ▁so ▁they ▁were ▁not ▁well ▁understood , ▁though ▁some ▁things ▁were ▁made ▁clear : ▁B urr stone ▁was ▁a ▁heavy ▁support ▁robot ▁who ▁mounted ▁over ▁five ▁hundred ▁miss iles ▁in ▁various ▁launch ers , ▁r anging ▁from ▁normal ▁cru ise ▁miss iles ▁and ▁gu ided ▁weapons ▁to ▁h ug ely ▁powerful ▁atomic ▁bomb s ▁capable ▁of ▁destroy ing ▁several ▁miles ▁of ▁landscape