Upon entering Level -1, the player character's objective is to reach the other end of the mineshaft safely, resulting in that level being cleared.
Each level contains a number of '''sections''' equal to '''15 8 + Mine level'''. The player character can only travel forwards (section number goes up) or backwards (section number goes down).
Every section with a number ending in 0 features a crossroads (with one exception, see below), starting with Section 10. At crossroads, the pathway splits into three: A, B, and C. You must commit to one of these three paths until: