Parallel Worlds: The Heroes Within of Parallel Worlds: The Heroes Within by L.J. Hachmeister and R.R. Virdi and Aaron Michael Ritchey and E.A. Copen and Russell Nohelty and Todd Fahnestock and Colton Hehr and Jody Lynn Nye and Jim Butcher and D.J. Butler and Christopher Husberg and Yudhanjaya Wijeratne