Cave, Fearmist:

1 check / 200' of tunnel: D20 roll needed for encounter: 10+
1 check / chamber ----- : D20 roll needed for encounter: 2+

 

%Roll: Encounter types:
01-02: Character G.M.: Pre-make all NPC character encounters.
03-49: Dragon, Morgel

   50:     Leprechaun
51-52: Race
53-99: Thrull

   00:     Tichin