I usually used a long blade, and that is what I normally use for RPGs. But when I got a hold of it later on and completed the main quest, it was Sunder all the way. It is so OP and it is just fun smacking people around with it, not to mention how incredibly useful it is on higher difficulties.
"Knowledge will forever govern ignorance; and a people who mean to be their own governors must arm themselves with the power which knowledge gives." - James Madison