Cave (Acid Dimension):
1 check / 200' of hallway or tunnel: Roll 1-D20 -- Roll needed for encounter: 17+
1 check / chamber or room: Roll 1-D20 -- Roll needed for encounter: 9+
%Roll: Encounter types:
01-20: Bat
21-40: Cat, Spell
41-45: Character G.M.: Pre-make all NPC character encounters.
46-55: Dragon, Acid
56-70: Dragonman, Acid
71-72: Jahtha
73-74: Jahthein
75-76: Race
77-83: Serpentine, Acid
84-00: Wolf, Acid