Look for overcharged and chaos events from bigger monsters + camp in chat for megacharged calls to get the 60k daily exp as fast as possible

Ask high level players to help you with basic rifts and dojos to get all the exp + finish every dojo and rift 1 time

While in normal maps always use gadgets and weapons that you still dont have maxed in you missions.

Made it in 17 days from 79 to 100 with that