Thieving is one of the attributes that Unique Monsters may spawn with in Diablo II. This attribute was scrapped and removed with the release of Lord of Destruction. One of the most notable monsters to possess this ability was the Lord De Seis.
What It Does
This attribute would knock potions out of the players belt.
Tips
- To save yourself some frustration, keep your potions in your inventory and right click them from there to use them.