Facundo Emanuel Sosa, known professionally as Sosa 66s, is an Argentine rapper whose released work centers on melodic rap, Latin trap, and emotionally direct hip-hop. He started 2025 with “Drill 45,” then followed with “Princesa,” which became one of his key early tracks. That year also brought the EP Ciclos, featuring “Tesoro,” “Alas,” “Tu Tonto,” and “Invierno en Abril,” along with a run of collaborations that included “2mitades” with AiDK, “TRAMOYA” with Gabryel, “Carpe diem,” and “Cruzar el Umbral” with T4CHO. In 2026, Sosa 66s joined Gabryel and GZ on the EP Tu 14 de Febrero 2, then continued with “Me llegó un msj,” “Promesas” with ARA, and “LA TITULAR” with Mati RJ and SATURNO. Later that year, Facundo Emanuel Sosa released the EP Deskartes, which included “Tal para cual,” “Mi peor vicio,” “Miss,” “De mas a menos,” and “Paciencia,” before returning with “pendejo_buskate.wav.”