He was inserted into the lineup after starter Trent Green was injured in 1999 and never looked back .
Warner 's story is especially interesting because of the former Green Bay Packers castoff and arena football veteran 's route to NFL stardom .
Warner was inserted into the lineup after starter Trent Green was injured in 1999 and never looked back .
Warner 's story is especially interesting because of the former Green Bay Packers castoff and arena football veteran 's route to NFL stardom .