▁was ▁killed ▁in ▁his ▁confront ation ▁with ▁the ▁Sil uri ans ▁( B lo od ▁He at ), ▁attempting ▁to ▁dist ract ▁the ▁Doctor ▁while ▁he ▁helps ▁the ▁V ard ans ▁to ▁in va de ▁Earth , ▁thus ▁getting ▁their ▁mut ual ▁reven ge ▁on ▁the ▁Doctor ▁for ▁their ▁losses ▁during ▁their ▁past ▁confront ations ▁with ▁him . ▁Although ▁the ▁Mon k ▁seem ingly ▁tra ps ▁the ▁Doctor ▁on ▁the ▁same ▁ice ▁planet ▁he ▁was ▁himself ▁ex iled ▁to , ▁thanks ▁to ▁the ▁bet ray al ▁of ▁the ▁Doctor ' s ▁companion ▁A ce , ▁it ▁is ▁revealed ▁at ▁the ▁conclusion ▁of ▁the ▁novel ▁that ▁A ce ▁was ▁simply ▁pret ending ▁to ▁side ▁with ▁the ▁Mon k ▁to ▁defeat ▁him , ▁the ▁novel ▁ending ▁with ▁the ▁Mon k ▁being ▁apparently ▁captured ▁by ▁a ▁Chron ov ore ▁that ▁he ▁had ▁imprison ed ▁to ▁help ▁him ▁alter ▁time . ▁The ▁Mon k , ▁once ▁again ▁as ▁" M ort im us ", ▁makes ▁an ▁appearance ▁in ▁the ▁Past ▁Doctor ▁Advent ures ▁novel ▁Div ided ▁Lo y alt ies ; ▁as ▁part ▁of ▁a ▁flash back ▁to ▁the ▁First ▁Doctor ' s ▁days ▁at ▁the ▁Academy , ▁Mort im us ▁is ▁seen ▁as ▁part ▁of ▁a ▁group ▁of ▁students , ▁taught ▁by ▁Bor usa ▁among ▁others , ▁known ▁as ▁the ▁Dec a , ▁a ▁group ▁of ▁activ ists ▁campaign ing ▁for ▁more ▁inter vention , ▁alongside ▁the ▁Doctor , ▁U sh as ▁( the ▁R ani ), ▁Kos che i ▁( the ▁Master ), ▁Magn us