Translations:Underground/4/en


 * 1) Hammer - Remove up to 1 layer from each tile on a 3x3 square
 * 2) Chisel - Remove up to 2 layers from a single tile
 * 3) Bomb - Remove up to 2 layers from 10 random tiles (can be upgraded to cover more tiles)
 * 4) Survey - Tells you how many of each item type is in current level or total value of diamond items (See Items section below) and fully damages a tile (can be upgraded to damage more tiles)
 * 5) Skip - Skip current level and move onto the next. You will not receive any rewards for items not fully uncovered. You can recover skips by completing layers.