A masterclass is theme based. For instance on LoL it could be about a particular champion, or a role etc. It is advised to prepare your subject well because you may have to answer questions from multiple students!
Example of Masterclass
This is a more relaxed format than a masterclass. You play a game with four students. You are in charge of the pick and ban phase, leading in game and a debriefing at the end of the game. Don’t hesitate to throw in as many tips and tricks during the game!
Example of Play with a Pro