Board Thread:Dark Souls/@comment-88.112.234.208-20150128164932/@comment-4511886-20150128195815

It's up to how well you can dodge, and how much defense you need. I'd personally go with fast roll in most situations, but mid roll can still get you through a lot, without fear of taking damage if you fail. You should definitely try with Havel's Ring if you find that your survivability is low.