We are a 10 man heroic guild that is currently 6/13 heroic and are trying to decide which encounter to work on next. We think ODS is a for sure thing, but after that, all we have left is:
Heroic Valiona & Theralion
Heroic Council
Heroic Cho'gall
Heroic Nefarian
Heroic Al'Akir
Suggestions?