R.A. Salvatore is not obscure, at least he shouldn't be, having created the most iconic, oft-copied D&D character of all time.
My personal picks are the following:
http://www.amazon.com/Unschooled-Wizard-Mandrigyn-Witches-Wenshar/dp/B00071IKUY
http://www.amazon.com/Darkangel-Trilogy-Meredith-Ann-Pierce/dp/0316067237/ref=ntt_at_ep_dpi_4
http://www.amazon.com/Heroes-Die-Matthew-Woodring-Stover/dp/0345421450/ref=sr_1_1?ie=UTF8&s=books&qid=1266729880&sr=1-1
My personal picks are the following:
http://www.amazon.com/Unschooled-Wizard-Mandrigyn-Witches-Wenshar/dp/B00071IKUY
http://www.amazon.com/Darkangel-Trilogy-Meredith-Ann-Pierce/dp/0316067237/ref=ntt_at_ep_dpi_4
http://www.amazon.com/Heroes-Die-Matthew-Woodring-Stover/dp/0345421450/ref=sr_1_1?ie=UTF8&s=books&qid=1266729880&sr=1-1