At points during the 2013 season, Nebraska had a QB depth chart of ...
1st string - Taylor Martinez (obviously, the first).
2nd string - Tommy Armstrong Jr.
3rd string - Ron Kellogg III
4th string - Johnny Stanton IV
1st string - Taylor Martinez (obviously, the first).
2nd string - Tommy Armstrong Jr.
3rd string - Ron Kellogg III
4th string - Johnny Stanton IV