The Raid: Redemption was one of the surprise hits of 2012 (2011 in some parts of Asia). The good news for action fans around the world is that Gareth Evans has started filming the sequel, The Raid 2: Berandal. The first set photos of filming has been released to the media. Evans is expected to complete filming within 100 days gave an expected release for some time in early 2014. A provisional synopsis has been provided as well, as the movie “follows the officer as he goes undercover and infiltrates the ranks of a ruthless Jakarta crime syndicate in order to protect his family and uncover the corruption in his own police force.” Early suggestions indicate that the movie takes place a mere two hours after the first ended.
After a few searches, I managed to find this unofficial teaser for Berandal: