Things not yet implemented (some may never be):

- food and hunger
- false maps
- mapping by memory
- searching with only a chance of finding anything that's there
- ensuring the crown isn't in the big room in the middle of Hell
- charging different wands by different amounts
- wands exploding when overcharged
- clouds on the Plane of Air
- potions of
	levitation
	infravision
	amnesia
	gain strength
	restoration
	see invisible
	giant strength
	invisibility
	heroism
	confusion
	sleep
	perception
	clairvoyance
- rings of
	teleport control
	protection
	stealth
	slow digestion
- scrolls of
	invulnerability
	hold others
	teleportation
	light
	enchant item
	locate objects (snapshot? duration?)
	locate monsters (snapshot? duration?)
- wands of
	make invisible
	striking
	wishing
	undead turning
	death
	cancellation
	fire ball
	ice ball
	lightning ball
	acid ball
	random-element ball
	lightning bolt
	ice bolt
	fire bolt
	acid bolt
	random-element bolt
	teleportation
	polymorph
	magic missile
	darkness
	light
	disintegration
	digging