Efficiency

Level 5 of the Dungeon
[Shop] Tynnuoz's Assorted Antiques
  a +0 war axe (94 gold)
  a +2 whip of electrocution (491 gold)
  a scroll of teleportation (81 gold)
  a piece from Xom's chessboard (15/15) (540 gold)
  a +0 chain mail (121 gold)
  a +0 spear (81 gold)
  a wand of charming (2) (108 gold)
  a wand of iceblast (4) (216 gold)
  a scroll of immolation (94 gold)
  a potion of curing (81 gold)
(0, 0, D:5)
  a +0 robe
(1, -3, D:5)
  12 gold pieces

Level 6 of the Dungeon
(0, 0, D:6)
  18 arrows