Hammerfall is a Swedish heavy metal band that was formed in Gothenburg in 1993. They are known for their power metal style, characterized by catchy melodies, powerful guitar riffs, and epic themes in their lyrics. The band's lineup has consisted of various members over the years, but some of the core members include Joacim Cans (vocals), Oscar Dronjak (guitar), Pontus Norgren (guitar), Fredrik Larsson (bass), and David Wallin (drums).

Hammerfall gained popularity in the late 1990s and early 2000s with their debut album "Glory to the Brave" in 1997, which is considered a classic in the power metal genre. Some of their other well-known albums include "Legacy of Kings" (1998), "Renegade" (2000), "Crimson Thunder" (2002), and "Threshold" (2006), among others.

The band is known for their energetic live performances and their dedication to the classic heavy metal sound. They have a strong fan base and have toured extensively worldwide.