ABOUT US


Sinistra is progressive rock that brings to life songs/lyrics written by singer/bassist Antonio Masis. Sinistra’s first album, Human Nature, was released in April of 2023, earned positive reviews in Brazil, several countries in Europe, Costa Rica and also won progressive rock Album of the Year in the 2024 Costa Rica National Songwriter Awards (ACAM). This first album included 7 videos, 12 songs and the participation of 30 musicians, designers and artists.

Sinistra’s new album, entitled “Levels”, will be available August 2026, with the first single “Symbol” available July 24th.

Antonio Masis, is one of the founding members of Pneuma, also plays with Synchronicity and The Surrogate Band.

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