Matt Wachter is an American musician, best known as a keyboardist and bassist for the rock band 30 Seconds to Mars. He joined the band in 2001 and played a significant role in their early success, contributing to the albums *"A Beautiful Lie"* (2005) and *"This Is War"* (2009). Wachter's work with the band helped propel them to international fame, particularly with hits like "The Kill (Bury Me)" and "Kings and Queens." In addition to his role in 30 Seconds to Mars, Wachter has collaborated with various artists across different genres, including alternative rock and post-hardcore. After leaving 30 Seconds to Mars in 2009, he continued to work in music production and songwriting, showcasing his versatility as a musician. Wachter's impact on music lies in his contributions to the sound and success of 30 Seconds to Mars, a band that has influenced the alternative rock scene with their grandiose style and thematic depth. His ability to blend electronic elements with rock instrumentation has also resonated with a diverse audience, marking him as a significant figure in modern rock music.