Sword-Dancer by Jennifer Roberson (Tiger and Del #1) is currently $2.99 in the US
Sword and sorcery novel originally published by DAW in the late 80's
https://www.kobo.com/us/en/ebook/sword-dancer
https://www.amazon.com/Sword-Dancer-.../dp/B00A4VMLFC
Synopsis
The first book in the Sword-Dancer saga introduces the legendary adventures of Tiger and Del, magic wielders and skilled warriors
He was Tiger, born of the desert winds, raised as a slave and winning his freedom by weaving a special kind of magic with a warrior’s skill. Now he was an almost legendary sword-dancer, ready to take on any challenge—if the price was right.
She was Del, born of ice and storm, trained by the greatest of Northern sword masters. Now, her ritual training completed, and steeped in the special magic of her own runesword, she had come South in search of the young brother stolen five years before.
But even Del could not master all the dangers of the deadly Punja alone. And meeting Del, Tiger could not turn back from the most intriguing challenge he’d ever faced—the challenge of a magical, mysterious sword-dancer of the North....