Few know the secret behind the Flying Monks of Ka-zin is not entirely due to their remarkable skill at acrobatics, but also in the colorful belts they wore.
The product of the Entwiner’s art, this net is carefully crafted with nearly invisible knots in its fine mesh. These knots speak in the language of Entwining Magic, the words of keeping and holding.
“No my lord!” cried Herithi. “Have Mercy! Take my eyes instead!” Why did I say that?! thought Herithi, shock registering through him.My eyes? Shalali protect me…
The school of Entwiners is formed around the art of creating magic with rope and knots.
If a fighter has a +1 sword that only gives that plus one if he does an exhausting practice routine in the morning, he's liable to ditch the magic sword and just use an old fashioned chunk of steel. Rather than being wore out and need to rest a couple hours before he gets started just in case he needs that plus one, he could just strap on a blade and ride off without having to deal with all the issues. (From Something Agar said)