Metro Last Light Redux: DLC Missions - Khan
In this level you find out who blew the train in the main story's mission "The Chase", Uhlman was tasked with it and after doing so cuts Artyom off. Uhlman finds Khan and with his help navigates the supernatural surroundings of Polyanka in order to reach Polis. When reaching the station itself Uhlaman temporarily relives the attack on Polyanka by mutants, through a young Khan's eyes, in which Khan was forced to close the gate to Polyanka, dooming his friends.