You just gained 20 style points in Shadow Sabres guild.
As the captain dies you see a portal open up in the corner that leads back to
Arelium.
The Zhentorian Captain has been killed!  With his death, the large air ship
sails up from Central Square and off into the skies, to return to the island
of Zhentoria.  However there still may be some Zhentorian soldiers scattered
throughout the city.