Neverwinter Nights 2 Feats Database: Feat Details
Increased Multiplier
Feat ID: 883
Type of Feat: Class
Use: Automatic
Prerequisite: Weapon Master Level 5 and Weapon of Choice
Installation: Neverwinter Nights (Base)

With their weapon of choice, the multiplier is increased by x1 to all critical hits. Thus a x2 critical multiplier becomes a x3.