For 10 points, name this prefect of the Praetorian guard who assumed power during the reign of Tiberius.
This man's arrest corresponded with the appointment of Naevius Sutorius Macro, and this man was betrayed by his subordinate Satrius Secundus near the end of his life. This man's uncle Junius Blaesus put down the rebellion of Tacfarinas. He managed to seduce Livilla into slowly poisoning one of his rivals, and he put down a revolt in Pannonia with the help of future rival Drusus the Younger. Originally of the equestrian class and executed by being thrown down the Gemonian stairs and torn apart, this man assumed de facto power following his master's retirement to Capri. For 10 points, name this prefect of the Praetorian guard who assumed power during the reign of Tiberius.
This man's arrest corresponded with the appointment of Naevius Sutorius Macro, and this man was betrayed by his subordinate Satrius Secundus near the end of his life.
Lucius Aelius {Sejanus}