User blog comment:B214/Question and Answers 4/@comment-67.211.8.19-20150319131115/@comment-25032153-20150320140114

it power is related to what the weilder wants as Durandal's power like (destruction and unstable control of power) and (fine cluting and stable control power) these are the two control of the two controllers of It in Rais's Peerage.