Engrave Chest - Blood Frenzy
Client records describe this reading. They do not confirm availability in gameplay.
Current client record
Engrave your chest with the Blood Frenzy rune: Rend can now be used in Berserker stance, Rend's damage is increased by 100%, and Rend deals additional damage equal to 4% of your Attack Power each time it deals damage.
Sourced change history
No changes in the tracked log could be matched to this record. This does not mean the ability or item has never changed.