at this point you will have to pick between being a Gladiator or a Knight. They have their differences and pros/cons. Even if you will still have a Quick Beginner's Class Guide - Guides. Skills for Gladiator on Fiesta Online. Pagel Server. Music: Fighting of the Spirit - Tales of Symphonia. DemonBlitzKragor's Fiesta Online Fighters – The Complete Guide . For a DD build, be it Knight or Gladiator, you can do either Full CoolDown.