His first move as commander was to attack Roman winter camps by sea with the help of the Frisii, in which he was successful due to the unprepared enemy. One of the camps destroyed has been identified at Praetorium Agrippinae.
The leader's initial action as commander was to attack Roman winter camps located along the coast, aided by the Frisii. This strategy proved successful because the enemy was caught off guard.  One of the camps targeted and destroyed has been identified as Praetorium Agrippinae.