Blade Dance
Blade Dance is a Rogue spell in the WoW Forever client.
Finishing move that increases your Parry chance by 10% and grants 4 Attack Power for each point of your defense skill beyond 300. Lasts longer per combo point: 1 point : 14 seconds 2 points: 18 seconds 3 points: 22 seconds 4 points: 26 seconds 5 points: 30 seconds (Numbers at level 60; they grow with your level.)
Data from the WoW Forever client, build 1.60.1.70862, extracted .