Apollyon

7 Apollyon
Difficulty	24
Attacks	Claw 2d10 armor shredding, Breath weapon 4d10 cold, Explode on death 11d11 jailer

7 Apollyon
Difficulty	24
Attacks	Claw 2d10 armor shredding, Breath weapon 4d10 cold, Explode on death 11d11 jailer
Base level	19
Base experience	596
Speed	9
Base AC	0
Base MR	127
Alignment	20 (lawful)
Frequency (by normal means)	0 (Not randomly generated)
Genocidable	No
Weight	2000
Nutritional value	0
Size	large
Resistances	fire resistance, cold resistance, sleep resistance, shock resistance, poison resistance
Resistances conveyed	sleep resistance
Apollyon: can survive underwater. does not breathe. has a head, a couple of arms, and a torso. has a thick hide. is poisonous to eat. does not eat. (*) is not a valid polymorphable form. is female. is strong. waits for you to come into view. has infravision. never leaves a corpse. cannot be tamed.

Apollyon and Lucifer were in dNetHack in a prior version, but are no longer used. They are still in the code of dNetHack and its variants, however.