Efficiency

Level 5 of the Dungeon

Level 6 of the Dungeon
(0, 0, D:6)
  a potion of curing

Level 7 of the Dungeon
(0, 0, D:7)
  14 gold pieces
(10, 4, D:7)
  19 stones
(11, 16, D:7)
  4 gold pieces
(20, 16, D:7)
  7 gold pieces

Level 8 of the Dungeon
(0, 0, D:8)
  a scroll of fear
(2, -1, D:8)
  13 stones
(4, 2, D:8)
  12 gold pieces

the Ecumenical Temple