Quote Originally Posted by JayCommon View Post
Blood Weapon increases our attack speed by 15% and lets us generate MP with every physical attack. It lasts for 20sec, and has a cooldown of 45sec so you can use it quite often (and should for higher DPS).
No offense, but please check your numbers.
Blood weapon increase attack speed by 10%, for 15s and is up every 40s.

Still a great CD though