Efficiency

Level 4 of the Dungeon
(0, 0, D:4)
  9 gold pieces
(2, -10, D:4)
  a +0 dagger
  a goblin corpse

Level 5 of the Dungeon
(0, 0, D:5)
  15 gold pieces
(11, -6, D:5)
  17 gold pieces
(11, -4, D:5)
  12 stones
(22, 9, D:5)
  a +0 trident