Potion of Master Thievery

Potions of mastery thievery grant the imbiber the abilities of a master thief, improving pickpocketing and lockpicking by +40% for three hours. It's only usable for bards and thiefs.

In-game description
"This potion will temporarily transform the drinker into a master thief. The skills that are affected are picking locks and picking pockets, which are increased significant. The effect will last for 3 hours, however only thieves and bards may use this potion."