Roberto Annel Nazario Rivera also know as Causa, from Mayagüez Puerto Rico started his musical career at his early 15 years. He started as composer and music producer for a variety of artists like Nio Garcia, Casper Magico, Alexio, Miky Woods, WisoG and more others. On early 2020 his song Temblor goes viral, using the classic Dembow rhythm talking about the earthquakes that took place in his native island Puerto Rico.