 By this marriage, also, he acquired rights to the castles of Larmena, Karystos, Zetouni, and Gardiki.Over the next two years, Fadrique warred with the Republic of Venice and stormed the city of Negroponte with Turks after Boniface of Verona died.In 1318, John II Ducas, the "sebastokrator" of Neopatras, died and Fadrique invaded Thessaly.