There's an interesting move you get from fighting them - storm of swords to attack a group at once. But I haven't tried it on them yet.
Besides, you don't even need a sword to kill them. Just punching them with hook to death always work, keep always green, blue and yellow defenses up and you're good (unless you aggro a pack while trying to crawl past them
![Trollface ¦]](./images/smilies/troll.gif)