There are two bands using this name. 1) Heavy/power metal band formed in 1993, Istanbul, Turkey. The band has changed members frequently since it was formed, meanwhile they began to produce their first songs and performed their first show in Istanbul. A new guitarist, violinist and a new vocalist joined the band in 1996. Knight Errant's music, in which successful melodic and harmonic structure is based on aggressive guitar riffs with the help of the violin, has even attracted the attention of people who in fact weren't metal fans at all.