) ▁when ▁O jo ▁the ▁L ucky ▁reaches ▁the ▁city , ▁he ▁and ▁his ▁compan ions ▁are ▁taken ▁into ▁the ▁Guardian ' s ▁room , ▁where ▁the ▁Sold ier ▁with ▁the ▁Green ▁Wh isk ers ▁tells ▁the ▁Guardian ▁of ▁the ▁G ates ▁that ▁he ▁has ▁a ▁note ▁from ▁O z ma ▁that ▁O jo ▁is ▁to ▁be ▁taken ▁prisoner . ▁So ▁the ▁Guardian ▁of ▁the ▁G ates ▁removes ▁the ▁traditional ▁prison ▁gar b , ▁a ▁white ▁ro be ▁that ▁completely ▁covers ▁the ▁prisoner , ▁from ▁a ▁clos et ▁and ▁places ▁it ▁on ▁O jo ▁and ▁leaves ▁the ▁Sold ier ▁with ▁the ▁Green ▁Wh isk ers ▁in ▁charge ▁of ▁him . ▁ ▁In ▁John ▁R . ▁Ne ill ' s ▁O z ▁books , ▁the ▁Guardian ▁of ▁the ▁G ates ▁and ▁the ▁Sold ier ▁with ▁the ▁Green ▁Wh isk ers ▁are ▁frequently ▁shown ▁as ▁friends , ▁but ▁the ▁subsequent ▁books ▁of ▁Jack ▁Snow ▁give ▁the ▁duty ▁to ▁Om by ▁Am by ▁( the ▁Sold ier ' s ▁name ), ▁and ▁there ▁is ▁no ▁entry ▁for ▁the ▁Guardian ▁of ▁the ▁G ates ▁in ▁Snow ' s ▁Who ' s ▁Who ▁in ▁O z . ▁In ▁Ne ill ' s ▁The ▁S cal aw ag ons ▁of ▁O z , ▁the ▁Guardian ▁mentions ▁a ▁desire ▁to ▁visit ▁his ▁cousin , ▁O om pa , ▁which ▁may ▁explain , ▁in - un iverse , ▁why ▁Om by ▁Am by ▁is ▁ful fill ing ▁that ▁function . ▁Further ▁confusion ▁is ▁created ▁in ▁the ▁M GM ▁movie , ▁in