Subdon

the Dungeon
(0, 0, D)
  a rat corpse (skeletalised by now)
(0, 1, D)
  a flux talisman
  a river rat corpse (skeletalised by now)
(7, 1, D)
  a scorpion corpse
(7, 2, D)
  the amulet of invisibility {+Inv}
    [amulet of nothing]
    
    +Inv:       It lets you turn invisible.