Ofieri crossbow is a crossbow in the Hearts of Stone expansion and comes in 2 forms:
Ofieri crossbow (relic)[]
This version is found inside the Borsody Auction House vault during Open Sesame!, in a chest next to the pillar with the pressure plate opening the secret passage exit.
Associated quest[]
Ofieri crossbow (master)[]
This version can be purchased from Dulla kh'Amanni, the Ofieri merchant in Upper Mill.