Emil Castagnier is the main protagonist of Tales of Symphonia: Dawn of the New World. He is portrayed as a coward, but promises to protect Marta Lualdi, the bearer of the Ratatosk Core by forming a contract with the Lord of Monsters, Ratatosk, thus making him the Knight of Ratatosk. This character is popular among cosplayers. It can be portrayed by wearing cosplay Emil Castagnier costume and cosplay Emil Castagnier wig. This character is always present in a Tales of Symphonia: Dawn of the New World cosplay.