[In lieu of answering verbally, the disembodied hand grabs Yuri's sword before vanishing back into the ether from whence it came, taking the weapon with it. Just as quickly as it had vanished, the arm reappears properly attached to zaShunina's body, sword still gripped in his hand.]

"Detached" is a misapprehension. My hand remained connected to my body the entire time. Calling it a "power" is equally incorrect--this is no more a power than if you were to extend your own arm.