unkillable

Level 1 of the Dungeon
(4, -36, D:1)
  a +0 club
(4, -8, D:1)
  a +0 dagger
(18, -33, D:1)
  a ball python corpse (skeletalised by now)
(21, -8, D:1)
  a +0 mace
(23, -40, D:1)
  a hobgoblin corpse (skeletalised by now)
(29, -36, D:1)
  a +0 hand axe
(34, -19, D:1)
  a bat corpse (skeletalised by now)
(40, -13, D:1)
  a +0 dagger

Level 2 of the Dungeon
(0, 0, D:2)
  a bat corpse (skeletalised by now)
(14, 58, D:2)
  a hobgoblin skeleton
(23, 13, D:2)
  a +0 dagger
(24, 12, D:2)
  a +0 club
  a kobold skeleton
(33, 18, D:2)
  a +0 dagger
(35, 0, D:2)
  an adder corpse (skeletalised by now)
(44, -1, D:2)
  an adder corpse (skeletalised by now)
(46, 60, D:2)
  a quokka skeleton
(56, 13, D:2)
  a +0 club

Level 3 of the Dungeon
(0, 0, D:3)
  a rat corpse
(0, 16, D:3)
  a quokka corpse
(1, 16, D:3)
  a +0 dagger
(2, 16, D:3)
  a quokka corpse
(7, 37, D:3)
  a +2 devious dagger
(9, 13, D:3)
  a jackal corpse (skeletalised by now)
(9, 17, D:3)
  a +0 robe
(10, 6, D:3)
  a +0 cloak
(20, 21, D:3)
  a hobgoblin corpse (skeletalised by now)
(27, 28, D:3)
  2 poisoned darts
(27, 33, D:3)
  a +0 dagger
  a kobold skeleton
(31, 16, D:3)
  a +0 short sword
  3 stones
  a kobold corpse (skeletalised by now)
(32, -4, D:3)
  4 boomerangs
(33, 28, D:3)
  a +2 devious dagger
(43, 33, D:3)
  a +0 leather armour
(45, 30, D:3)
  a +0 dagger
(55, 3, D:3)
  a hobgoblin corpse (skeletalised by now)

Level 4 of the Dungeon
(0, 0, D:4)
  a parchment of Maxwell's Portable Piledriver
(21, 17, D:4)
  a +0 leather armour
(32, 20, D:4)
  8 gold pieces