According to sources , at night the Bulgarian ruler sent Sending boats to burn Destroying the anchored Ottoman ships and soon after he defeated Conquering the army of Kantakouzenos at Mosynopolis .

Alusian , who initially sought to lead the army against the Byzantines , secretly negotiated Communication a deal Arranging with Emperor Michael IV at Mosynopolis and was rewarded Rewards_and_punishments with a title of `` magistros '' .