Beyond the spider webs, there is a hidden but not difficult to find. Especially considering this series of rooms is much like the previous three.
Inside this room sitting on a pile of rocks and surrounded by spiders is the rare and ancient Aš ("Ash") demon.
Aš Demon
Armor Class: 3 [16]
Hit Dice: 8+8 (44 hp)
Attacks: 2 claws (1d6+4x2), 1 bite (1d8+4) + poison
Special: Poison, immune to fire, webs, gate demon, petrify gaze
THAC0: 12 [+7]
Movement: 150' (50')
Saving Throws: D8 W9 P10 B11 S12 SS 8 (8)
Morale: 11
Alignment: Chaotic evil
XP: 3,258
Number Appearing: 1 (1d3)
Treasure Type: B
Poison: Any creature that is bitten by the Aš must make a successful saving throw versus poison or be poisoned for 2d4+2 turns. The poison causes the victim's blood to burn from the inside. During the duration, the victim suffers from burning pain to the point where they cannot perform any actions. A remove poison counteracts this.
Immunity to Fire: The Aš is immune to fire.
Gate Demon: The Aš can gate (25% probability of success) another Aš or 1d6 fiendish spiders.
Petrify Gaze: The Aš has the ability to petrify any creature that meets its gaze. Any creature that looks directly into the Aš's eyes must make a successful saving throw versus petrification or be paralyzed until a remove paralysis spell can be used.