Game Rules Guide

Yes. Every star you earn for the first time on a level gives your Hero 5 experience points multiplied by the chapter number and by the server speed, rounded down once for each run. Replaying a level earns experience only for stars you had not earned on it before; a replay that adds no new star gives no extra experience. On a speed 1 server, earning all 30 stars of chapter 1 is worth 150 points, which is Hero level 5.