It's almost three years since La-Mulana 2 launched, which is just about long enough for you to possibly have solved its many mysteries by now. How fortunate, then, that the makers will release an expansion for the explore-o-platformer later this year. Announced over the weekend, The Tower Of Oannes will send adventurers on a mega-difficult new quest to investigate a lost tribe from the subterranean cradle of civilisation.