Baldur's Gate : The Sword Coast Chronicles : NWN2 Persistent World

Selina Quinn sets up a small table in Soubar and presents a unique dagger. "This dagger confers a level of protection equivalent to a fourth tier ring of protection. It is also serrated to inflict extra damage on an exceptional attack that gets through your opponents armor. Bidding will start at 100 bags and bids stand for 48 hours until finalized."

//Serrated Dagger of Protection - +4 Deflection AC, +1 EB, +8 massive critical