4A Games released a new trailer for the upcoming Metro Exodus expansion 'The Two Colonels' just recently at the Inside Xbox show at Gamescom in Cologne. The expansion tells the story of Colonel Khlebnikov and lets players explore the Novosibirsk Metro area prior to the Aurora team's arrival. The expansion, which is the first part of a two-part expansion, releases tomorrow, on August 20, with the second part following some time in 2020.
Check the trailer out below.