Atreyu, from Orange County, California, is a renowned American metalcore band. Known for pioneering the metalcore genre, they formed in 1998 and made their debut with the EP "Visions" in 1999. The band gained significant popularity with their album "Suicide Notes and Butterfly Kisses" in 2002, which featured hits like “Ain't Love Grand.” They continued to build their legacy with successful albums such as "The Curse" and "Lead Sails Paper Anchor", both of which brought mainstream success. Over the years, Atreyu's sound evolved, incorporating elements of post-hardcore and hard rock, yet they maintained their heavy and dynamic edge. Notable singles include “Becoming the Bull” and “Falling Down.” Despite lineup changes, Atreyu remains a staple in the metalcore scene, known for their energetic performances and loyal fanbase.