The creature roared, and as invulnerable as she was, it almost hurt.  A whirlwind blast of sand ripped past them.  Kaveh stumbled back, collapsed, blood pouring from his ears, one of his eyeballs obliterated.
....
She shook herself free of glass and dirt and threw herself back into the fray.  A bad situation was suddenly critical.  The creature roared again, and the force of the noise threw her flight off course.  Eidolon’s makeshift walls collapsed and more heroes fell, bleeding from heavy internal damage.
 - Interlude 15