Martín Pérez Disalvo (La Plata, August 3, 1991), known artistically as Coscu, is an Argentine streamer, YouTuber and recognized fan of the Racing Club. He has more than 3.8 million followers on Twitch.1 and more than 370 thousand followers on Kick. On YouTube he has more than 4.8 million subscribers and more than 1.34 billion views.2​ He is the founder and leader of the Coscu Army, a Spanish-speaking community of esports players and streamers in Argentina.3 He is the creator and presenter of the Coscu Army Awards event, which is responsible for rewarding the most outstanding Twitch users in Argentina during the year.4​ In 2020 it obtained the record of being the most viewed broadcast in Latin America with a peak of 425,659 people watching simultaneously 5​and remains among the ten most viewed in the history of platform6​so far. Currently, it has been broadcasting on the Kick platform since April 2024.