| Constitution
| Save Bonus
|
| 3
| -
|
| 4-6
| +1
|
| 7-10
| +2
|
| 11-13
| +3
|
| 14-17
| +4
|
| 18-19
| +5
|
Detect or Determine . . .
| Roll 1d6
|
Grade or slope in passage
| 1-5
|
New tunnel/passage construction
| 1-5
|
Sliding/shifting walls or rooms
| 1-4
|
Stonework traps, pits, and deadfalls
| 1-3
|
Approximate depth underground
| 1-3
|
| Character Class
|
Subrace
| Warrior
| Priest
| Thief
|
Hill
| 15
| 10
| 12
|
Mountain
| 16
| 10
| 12
|
Deep
| 14
| 12
| 10
|
Duergar
| 12
| 12
| 14
|
Sundered
| 14
| 10
| 15
|
Gully
| 8
| 8
| 16
|
Bonus Levels Table
|
|
Prime Requisite
| Bonus Levels
|
14-15
| +1
|
16-17
| +2
|
18
| +3
|
19
| +4
|
Skill
| Hill
| Mtn.
| Deep
| Duergar
| Sundered
| Gully
|
Pick Pockets
| ---
| ---
| +5%
| +5%
| ---
| +10%
|
Open Locks
| +10%
| +10%
| ---
| ---
| +5%
| -5%
|
Find/Remove Traps
| +15%
| +15%
| +10%
| +10%
| +10%
| +5%
|
Move Silently
| ---
| ---
| ---
| +10%
| +5%
| ---
|
Hide in Shadows
| ---
| ---
| +5%
| +5%
| +5%
| -5%
|
Detect Noise
| ---
| ---
| ---
| +10%
| ---
| ---
|
Climb Walls
| -10%
| -10%
| -10%
| -10%
| ---
| -5%
|
Read Languages
| -5%
| -5%
| -15%
| -15%
| -10%
| -25%
|