BioWare just annouced the newest episodes for our Wardens (or a new high level character) known as Golems of Amgarrak, which will be released for $5 on August 10th.

Delve deep underground to save a missing dwarven expedition in search of ancient secrets for creating monstrous constructs. Only you can uncover the gruesome fate that befell them. Put your Warden back in action and adventure through new environments, meet new characters and defeat never before seen creatures. With an engrossing new storyline and challenging puzzles this is one add-on you don't want to miss!

More Details here