Therion's 'Birth of Venus Illegitima' stands as a monumental piece within the band's expansive symphonic metal catalogue. Recorded for the 2002 live album Live In Midgard, the track captures the group's signature fusion of heavy metal instrumentation with classical orchestration and operatic vocals. This epic composition reflects the band's fascination with mythology and ancient history, delivering a grandiose soundscape that defines their mid-2000s era. The recording showcases the dynamic range of the ensemble, balancing thunderous riffs with delicate choral arrangements to create an immersive auditory experience. As part of a discography known for its ambitious scope and theatrical presentation, the song remains a testament to Therion's ability to blend diverse musical traditions into a cohesive, powerful whole.