Dueling Sword Magus.

[Nosta]

Can I get Feat Advice on a level 15 Build that is a Magus that uses A Dueling Sword and it's related feat.

Blade-Bound Kensai. This not about being a final oiled machine but the fuel of cool

[Psyren]

A dip in Aldori Swordlord will get you Dex to damage with the dueling sword, or you can put the Agile property on it (if your GM rules that EWP isn't enough to make this property work, use Effortless Lace to make it light first.)

[Kurald Galain]

Can I get Feat Advice on a level 15 Build that is a Magus

Certainly (https://forums.giantitp.com/showthread.php?423754-Myrrh-Frankincense-and-Steel-Kurald-Galain-s-Guide-to-the-Magus&).