Bias

Level 1 of the Dungeon
[Shop] Bieph's One-of-a-Kind Rings
  a +8 ring of intelligence (unknown) (660 gold)
  the ring of the Lotus Blossom {rF+ Will+ Slay+4} (667 gold)
    [ring of slaying]
    
    rF+:       It protects you from fire.
    Will+:     It increases your willpower.
    Slay+4:    It affects your accuracy & damage with ranged weapons and melee
    (+4).
  a +2 ring of protection (unknown) (120 gold)
  the ring of the Final Cities {rPois rCorr Str+4 Int-3 Slay+4} (658 gold)
    [ring of slaying]
    
    rPois:     It protects you from poison.
    rCorr:     It protects you from acid and corrosion.
    Str+4:     It affects your strength (+4).
    Int-3:     It affects your intelligence (-3).
    Slay+4:    It affects your accuracy & damage with ranged weapons and melee
    (+4).
  a +3 ring of intelligence (unknown) (120 gold)
  a +9 ring of evasion (1242 gold)
  the ring "Dufio" {rF++ rMut MP-5 AC+4 Str-3 Stlth+} (625 gold)
    [ring of protection]
    
    rF++:      It greatly protects you from fire.
    rMut:      It protects you from mutation.
    MP-5:      It affects your magic capacity (-5).
    AC+4:      It affects your AC (+4).
    Str-3:     It affects your strength (-3).
    Stlth+:    It makes you more stealthy.
(0, 0, D:1)
  a +0 scale mail
(7, 1, D:1)
  a +0 club
(21, 14, D:1)
  a bat corpse (skeletalised by now)
(25, -19, D:1)
  a +0 scale mail
(27, -19, D:1)
  a +0 whip
(27, 28, D:1)
  a +0 dagger
  a goblin corpse (skeletalised by now)
(28, 10, D:1)
  a +0 club
(33, -19, D:1)
  a +0 leather armour
(38, 13, D:1)
  a +0 short sword
(51, 9, D:1)
  a hobgoblin skeleton
(52, -3, D:1)
  a +0 dagger
(52, 4, D:1)
  a hobgoblin skeleton
(59, 10, D:1)
  a +0 robe

Level 2 of the Dungeon
(2, 5, D:2)
  an adder skeleton
(13, -7, D:2)
  a +0 club
(14, 10, D:2)
  a bat skeleton
(29, 19, D:2)
  a +0 club
  a goblin corpse (skeletalised by now)
(34, 0, D:2)
  a +0 mace
(39, 28, D:2)
  a +0 club
(41, 24, D:2)
  a +0 whip
(44, 19, D:2)
  a +0 robe
(48, 16, D:2)
  a +0 dagger

Level 3 of the Dungeon
(0, 0, D:3)
  a +0 whip
  3 stones
  a +0 ring mail
  a kobold corpse
  an orc corpse
(2, 1, D:3)
  a ribbon worm corpse
(5, 18, D:3)
  a +0 hand axe
(14, -3, D:3)
  a +0 dagger
  a +0 robe
  a +0 whip
  a +0 club
(28, -5, D:3)
  a +0 club
  a +0 ring mail
  an orc corpse