For 10 points, name this victor of the Battle of the Teutoburg Forest.
Like his brother Flavus, this man managed to become a member of the equites while a hostage sent by his father Segimerus. His troops slaughtered opponents at the foot of an earthen wall they built for a battle against a leader who ignored the warnings of Segestes, the father of this man's wife Thusnelda. This (*) Cherusci leader lost the Battle of the Weser River to Germanicus but earlier won a battle that inspired the cry "Varus, give me back my legions!" For 10 points, name this victor of the Battle of the Teutoburg Forest.
Like his brother Flavus, this man managed to become a member of the equites while a hostage sent by his father Segimerus.
Arminius [or Hermann, even though that's a bad etymology; or Armin; or Irmin]