Collapse Within the Kryptonian Bloodline

He-El passed through the cold steel corridor and arrived at the collection room. Kandor City had originally been kept by Brainiac 6 in the command room, but that command room was suited only to Brainiac and had many operating methods unsuitable for He-El. To avoid damaging Kandor City while modifying the command room and to protect the city, Zero had moved it into a specially designated collection room.