Board Thread:General Discussion/@comment-98.121.195.23-20130823041502/@comment-3146930-20130911031255

Primsatic wrote: And I'm still not convinced that the Weiss/Glynda/Crimson 'spell casting' isn't largely if not entirely Aura driven.

Normally you can tell the difference easily enough. When using high-powered Dust abilities, Dust-circles will appear as a way to channel that power. Aura abilities don't have these circles.