Advanced Dungeons & Dragons 2nd Edition - Thieving Skill Adjustments
General AD&D & Spelljammer
Race Pick Pockets Open Locks Find/Remove Traps Move Silently Hide in Shadows Detect Noise Climb Walls Read Languages
Aarakocra -10% -5% +15% -5%
Beastman -5% -5% +5% +5% +5% -5%
Bugbear -5% -5% +10% +10% +5% -5% -10%
Bullywug, Advanced -5% +5% -5%
Centaur -10% -5% NA -5%
Dwarf, Deep +5% +10% +5% -10% -15%
Dwarf, Duergar +5% +10% +10% +5% +10% -10% -15%
Dwarf, Gully +10% -5% +5% -5% -5% -25%
Dwarf, Hill +10% +15% -10% -5%
Dwarf, Mountain +10% +15% -10% -5%
Dwarf, Sundered +5% +10% +5% +5% -10%
Elf +5% -5% +5% +10% +5%
Elf, Half- +10% +5%
Fremlin +10% +10%
Giant-kin, Voadkyn -5% -5% +5% +5%
Giff +5% +10% -5% -5% -20%** +5%
Gnoll -5% -5% +5% +5% -10%
Gnoll, Flind -5%
Gnome +5% +10% +5% +5% +10% -15%
Goblin +5% +10% +5% +5% -10% -10%
Grommam +10% -5% -5% +25% -5%
Hadozee +5% +5% +5% -5% +20% -5%
Halfling +5% +5% +5% +10% +15% +5% -15% -5%
Hobgoblin +5% +5% -10%
Hurwaet +5% +5% +5% -5% -10% +5%
Kobold +5% +5% +10% +10% -15% -10%
Lizard Man -5% -5% +5% +5% +5% -5% -5%
Lizard Man, Spelljamming -5% -5% +5% +5% +5% -5% -5%
Minotaur -5% -5% +5% +5% -15% -5%
Mongrelman* +5% +5% +5% +5% -5% -5%
Ogre Mage -5% -15% +5%
Orc -5% +5% +5% +5% -10%
Orc, Half- -5% +5% +5% +5% +5% -10%
Pixie +5% -10% +5% +10% +5%
Rastipede -5% +10% +10% -5% -5% +5% -30%* +10%
Satyr +5% -5% +5% +5% -10% -5%
Saurial, Bladeback +5% +5% +5% -5% -15%
Saurial, Finhead +5%
Saurial, Flyer +5% +10% +5% +5%
Saurial, Hornhead -5% -10% -5% +5% -20% +10%
Scro +5% +5% +10% -5% -5% -10%
Xixchil +5% +5% +10% -5% -5% +5% -10% -5%
* = Add a 5% bonus to any one thief ability.
** = These races cannot lift their body weight using their arms alone.

Forgotten Realms
Race Pick Pockets Open Locks Find/Remove Traps Move Silently Hide in Shadows Detect Noise Climb Walls Read Languages
Dwarf, Gray +5% +10% +10% +5% +10% -10% -15%
Dwarf, Gold +10% +15% -10% -5%
Dwarf, Half- +10% -5% +5% -5% -5% -25%
Dwarf, Shield +10% +15% -10% -5%
Dwarf, Wild +5% +10% +5% +5% -10%

Half-Dragons
Race Pick Pockets Open Locks Find/Remove Traps Move Silently Hide in Shadows Detect Noise Climb Walls Read Languages
Bronze +5% -5% +10% +10%
Deep -5% -5% +5% +10% +10% +5% -10%
Gold -5% +5% -10% +10% -10% +5%
Greyhawk +5% -5% -5% +5% +15%
Iron -5% +5% +5% -10%
Silver -5% +5% +5% -5% -5%
Silver, Krynnish * * * * * * * *
Steel +5% -5% -5% +5% +15%
* = Use racial adjustments for mother's race (human, elf, or half-elf).

Dark Sun
Race Pick Pockets Open Locks Find/Remove Traps Move Silently Hide in Shadows Detect Noise Climb Walls Read Languages
Dray, 1st Generation -10% -15% -5% +15% +10% +5% -5%
Dray, 2nd Generation -5% -5% +5% -10%
Dwarf +10% +15% -10% -5%
Elf +5% -5% +5% +10% +5%
Elf, Half- +10% +5%
Halfling +5% +5% +5% +10% +15% +5% -15% -5%
Mul -5% +5% +5% -5%

Planescape
Race Pick Pockets Open Locks Find/Remove Traps Move Silently Hide in Shadows Detect Noise Climb Walls Read Languages
Aasimar +10% +5% +10% +5%
Elf, Half- +10% +5%
Genasi, Water +5% +10%
Githyanki
Githzerai
Human
Tiefling +5% +10% +10% +5%