Yes, you can but I don't think you should take the critical, in my case I use critical and mana.
You see a soulcutter (Atk:7 physical + 45 death, Def:32 +3, sword fighting +5, life leech chance 100%, life leech amount +5%, mana leech chance 100%, mana leech amount +3%).
Imbuements: (Powerful Strike 15:28h, Powerful Void 15:28h).
It can only be wielded properly by knights of level 400 or higher.
It weighs 63.00 oz.