I've never shot one but a buddy who has said they are hard on release jaws. Rope D loops are actually really easy to tie on, the trick I've learned is after you tie it on you have to make sure to melt the ends enough so they won't pull through the knot. I think there is a post on how to do it over on huntingnet.com either in the technical or bowhunting section. I haven't read it but have seen it.
If the basic criteria for a vampire is a living entity that sucks the life out of you in order to sustain itself, then I know a few. They tend to hide out in Washington, DC.
Don't miss the new epidsodes of ARCHERS CHOICE. Mondays at 10:00am, Tuesday at 6:00 am and Sundays at 12:00 est!!