https://donjon.bin.sh/adnd/dungeon/
This message was last edited by the GM at 02:56, Fri 11 Aug 2017.

For Dungeon Level 1: roll d125

01-02 Ant, giant (d4)
03-04 Badger* (d4)
05-14 Beetle,fire (d4)
15 Demon, manes (d4)
16-17 Dwarf (4-14)
18 Ear Seeker (1)
19 Elf (3-11)
20-21 Gnome (5-15)
22-26 Goblin (6-15)
27-28 Halfling (9-16)
29-33 Hobgoblin (2-8)
34-48 Human -see subtable
49-54 Kobold (6-18)
55-66 Orc (7-12)
67-70 Piercer (1d3)
71-83 Rat,giant (5d4)
84-85 Rot grub (d3)
86-96 Shrieker (d2)
97-98 Skeleton (d4)
99-00 Zombie (d3)

101-118: Monster Level 2
119: d4-1-3 Monster Table II, 4 Monster Table III
120-125 Monster Table III
126-130 Psionic monster
This message was last edited by the GM at 10:21, Tue 15 Aug 2017.

Human Subtable
01-25 Bandit (5-15)
26-30 Berserker (3-9)
31-45 Brigand (5-15)
46-00 Character

2-5 characters, henchmen to 9.
01-17 cleric (max 3)
18-20 Druid (2)
21-60 Fighter (5)
61-62 Paladin (2)
63-65 Ranger (2)
66-86 Magic-User (3)
87-88 Illusionist (1)
89-98 Thief (4)
99 Assassin (2)
100 Monk or Bard (1)

Level = dungeon level or monster level
10% chance per level of type I magic item, -20% to this for table II

Monster THAC0 bonus:
1/2 HD: +0
1 HD: +1
2 HD: +2
3 HD: +3

Extra +3 hp: treat as 1 HD higher
This message was last edited by the GM at 12:38, Mon 28 Aug 2017.