Four Digit Dealer (Razor)

Achievement unlocked: Four Digit Dealer

Deal more than 999 DMG in a single hit. You're going the stupid damage route, aren't you?

+100 XP (XP Reduction included)

+2 STR

+1 AGI

Permanent 10% more damage dealt

Reference
Unlocked in Chapter 41 "And This Time, He Actually Fights The Boss" (Razor)