Those Dark Rings and Crowns of the Dark trademarks may have been red herrings. We just uncovered a trademark filed by Namco Bandai in Europe for Dark Souls. Namco Bandai registered Dark Souls, but skipped the other two potential titles found in Japan.

Dark Souls is either another contender for Project Dark’s official name or a sign that we’re going to see a lot of dark games from Namco Bandai in 2011.