Trailers of the unreleased Warhammer 4K game Dark Millenium.

Wikipedia: Warhammer 40,000: Dark Millennium Online was Originally announced in March 2007, further information was released as well as a teaser trailer at E3 2010. Originally planned to be a massively multiplayer online role-playing game, Vigil Games announced that they would be dropping the MMO components of the game in order to focus on a single-player game with a more traditional multiplayer experience.

On December 19, 2012, the publisher THQ, the owner of Vigil Games, filed for Chapter 11 bankruptcy, bringing Dark Millennium's fate into question. THQ's public relations representatives announced that the MMO aspect of the game was ended in March 2012, but not definitively answering if the project as a whole was cancelled. It was later stated in an interview that Dark Millennium had been retooled into a co-operative game with the working title Inquisitor, but that project too was eventually abandoned.

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