Moment Express Development Organization Moment Express Development Organization ( モーメント ・ エクスプレス開発機構 , " Mōmento Ekusupuresu Kaihatsu Kikō " ) , or Moment Express or simply M . E . for short , were a mysterious private manufacturing company in " Yu - Gi - Oh ! 5D ' s " . Their work involved Ener - D ( known as Moment in the Japanese version ) related projects . They also have a mysterious involvement with Iliaster . Clark Smith was the director of the company . Following the Three Pure Nobles ' s falsification of history , the company ' s existence was erased from history . Projects . Duel Runner engine . Moment Express have a partnership with Bolger & Company in the development of Duel Runner engines . Bolger & Company were commissioned by Moment Express to build an Ener - D engine . Moment Express receives financial support from the world to fund this . Infinity . Infinity is a large machine built by Moment Express . It accelerates Planetary Particle s in order to cause dimension distortion and create wormholes . The wormholes can be used to transport matter . Moment Express aim to use this as a form of space travel , which will eliminate the need to send rockets into space . Involvement with Iliaster . Moment Express have some involvement with Iliaster . They phoned Lazar to warn him of the arrival of the Three Pure Nobles as the new directors of Sector Security . Yusei Fudo , Sherry LeBlanc and Bruno infiltrated the Moment Express building to find out more about their involvement with Iliaster . Sherry and Bruno managed to find a file about Iliaster after hacking into their computers . Sherry copied this onto a flash drive . Headquarters . Structure . The Moment Express building has a hexagon - shaped surrounding wall . Inside is a large dome with several spikes jutting upwards . The building is divided into different levels . Higher levels require access keys to get into . The access key is simply slid through a device to open the door . The building has tight security . Various surveillance cameras are set up in the hallways . Facial recognition can be applied to people seen on the camera . Facial details are compared with those of people they have on file in order to identify them . Fingerprints can also be read and compared to people they have on file . This was used to identify Yusei Fudo and Sherry LeBlanc went they infiltrated the building , posing as employees of Bolger & Company . Locations . Infinity is contained within a large chamber . When not in use a platform is closed over Infinity . When in use the platform is opened . A hanger containing dimension shuttle s is located near Infinity . The shuttles can be transported to the platform above Infinity and will hover above the machine when the platforms are opened . The shuttle is used to contain the matter to be transported through wormholes . There is a series of tubes , which are used to test Duel Runners . The building has a food court which contains a number of restaurants , including Lucky Burger . Clark ' s office has a large monitor , which can split into four screens . History . Moment Express has a history with Iliaster and have done projects with Bolger & Company . Moment Express phoned Lazar to inform him of the arrival of the Three Emperors of Iliaster . When Lazar told Yusei and his friends about this , he did not know who the company that phones him was , but knew how to find out . He took them to the Accel Simulator arcade game , where records of Sector Security were hidden , including who the company that phoned him was . Yusei , Sherry and Bruno infiltrated the Moment Express headquarters posing as employees of Bolger & Company , Daniel , Eva and Timothy . They managed to learn about Infinity . While Yusei tested a Duel Runner in the tubes , Bruno and Sherry hacked into the computer system , but were unable to find information on Iliaster . They suspected that the information they needed was hidden away in a higher level of the building , so they snuck into Clark ' s office to steal his access card . Unbeknownst to them , Clark had already identified them through the security system . When Clark went to his office , Sherry and Bruno snuck out through a ventilation shaft , while Yusei faced Clark in a Concentration Duel to buy them time . While they Dueled , Bruno and Sherry managed to copy a file on Iliaster onto a flash drive . After the Duel , Clark revealed that he knew their identities and set off an alarm . Yusei caught up with Bruno and Sherry and tried to escape . They ended up hiding in a shuttle , which was part of a trap . The shuttle was locked and moved to Infinity to have them transported elsewhere . The Three Pure Nobles , in an effort to erase traces of their conspiracy from Yusei and the others , used Infinity to alter history , causing Moment Express to disappear from existence .