“Each trial class will earn XP up to level 4. Mastery Rank and dragon bonuses aren’t applied during the trial period,” Trion posted today. “You can switch between these classes as often as you’d like. Once you’ve found the class that works best for you just consume a Class Coin to unlock it or pick it up with Credits.”
For the record, the Candy Barbarian actually is as awesome as it sounds, but hey, now you don’t have to take our word for it.