Round up all known von Carstein supporters
From Create Your Own Story
"Arrest them all," you suggest. "Do it quickly and quietly, without leaving them the time to react. But if you close the port, they'll realize what's happening and it might lead them to try something desperate. And don't involve the Pirate Princess, either: it would be disastrous for her if she were suspected of ordering the arrest of her political opponents shortly before the elections. Make sure this whole operation remains strictly military, not political."
"That sounds reasonable," says Valerio approvingly. "I'll order the Watch to arrest Nikola von Carstein's men as quickly as possible. In an hour, I'll have the sewers searched for the warpstone."
