The pro heros were walking around the training stadium talking to each other until they saw blue lightning come from the inside of the stadium so then went and looked to see what it was and saw Aizawa a teacher training your quirk and as soon as they see how good you are they think:"holy shit, this kid is coming coming for our jobs!", Aizawa asked you to use 50 percent of your power with a move that includes you stomping the ground once with your quirk activated to see how powerful you are