Eidos Montreal has let gamers know through their Tumblr account that the upcoming Deus Ex: Human Revolution downloadable content "The Missing Link" will be roughly five hours long.
When asked by a gamer, "how long will the dlc (the missing link) be and are there any new weapons/ gadgets to play with?" the developers : "The Missing Link is approximately 5 hours long, but as always that varies depending on your playstyle and completionist urges."
Are you looking forward to "The Missing Link"? Let us know.