Blurring the line between black and white, Selyn DeJaod is one of the last surviving Blaze Knights of old.
Darken Flind is capable of harnessing the raw power generate from sacrifice and forge the struggling soul-essence into magical runes and charms. Bloodforging, as the practice is known, tends to be less subtle and benevolent than other forms of magic. However, a bloodbound object can be incredibly potent and deadly in the wrong hands.
The Chinese, when attacking a castle or fort, flew kites over the city wall and used the length of string it took to get it there as a measurement to know how far they had to dig a tunnel to get under the wall.