20Natural

Level 1 of the Dungeon
[Shop] Roan's General Store
  a potion of haste (120 gold)
  a +0 robe of cold resistance (92 gold)
  a stone (1 gold)
  a maw talisman (360 gold)
  the +5 Storm Queen's Shield {shock, Fly rElec} (547 gold)
    Shock:      When it blocks an attack, it may electrocute the attacker. This
    works even against foes who are a short distance away.
    rElec:      It insulates you from electricity.
    Fly:        It grants you flight.
  a +0 trident (42 gold)
  4 stones (4 gold)
  a scroll of identify (24 gold)
  a +0 scale mail (48 gold)
  a potion of curing (36 gold)
(0, 0, D:1)
  a bat corpse (skeletalised by now)
(16, 16, D:1)
  a +0 short sword
(22, 43, D:1)
  5 stones
(30, 25, D:1)
  a serpent talisman
(37, 15, D:1)
  a beast talisman
(38, -3, D:1)
  a +0 club
(42, 7, D:1)
  a +0 ring mail
(42, 15, D:1)
  3 stones
(46, 23, D:1)
  5 stones
(47, 2, D:1)
  a +0 whip
(48, 21, D:1)
  a +0 club
  2 stones

Level 2 of the Dungeon
(0, 0, D:2)
  3 stones
(1, -1, D:2)
  a quokka corpse
(16, -6, D:2)
  a +0 leather armour
(21, 3, D:2)
  a +0 whip
(39, -27, D:2)
  11 gold pieces
(47, -27, D:2)
  a scroll of fog