Interesting video on the topic ! [ame="http://www.youtube.com/watch?v=WXd6CQRTNek"]Artificial Intelligence: Skyrim - The Elder Scrolls V, Video 01 - YouTube[/ame]
select ember spirit, select animation attack 01 and see the single frames. at a point in the mid of the animation the whole arm breaks and twists like a tornado
Not tested it myself, but here's one script to do just that: http://roboyisms.blogspot.fr/2011/01/mel-scripting.html edit: yep, works fine in Maya 2015.