The young Chilean Neoclassical Metal band "Delta", formed in 2003, presents us their debut album "Apollyon is Free" a conceptual work that mixes the power of Heavy metal and the magic and virtuosity of Progressive Metal, featuring as guest, important artists of Chilean scene, like: Christian Gálvez (Face the World), Alejandro Silva (Fly Away), Carlos Figueroa (Two Faces), Juan Ignacio Polo, Magdalena Reyes (Encheiresin Naturae) and Rodrigo Gálvez (drums in all songs exempting "Two Faces").

A technical metal, with excellent guitar-solos, good work in keyboards, powerful riffs and lyric voices are only some bastions that support the album.