The malevolent seven

"Picture a wizard. Go ahead, close your eyes. There he is, see? Skinny old guy with a long straggly beard. No doubt he's wearing iridescent silk robes that couldn't protect his frail body from a light breeze. The hat's a must, too, right? Big, floppy thing, covered in esoteric symbols that would instantly show every other mage where this one gets his magic? Wouldn't want a simple steel helmet or something that might, you know, protect the part of...