German band formed in Berlin by (guitar, vocals) and (bass). In 1970, they engaged the Bolivian percussionist (mainly hand percussion) and got a recording contract with BASF. Two additional members were added to their line-up to complete the band in 1971: (keyboards) and (drums). Karthago was recorded in October 1971 with heavy guitar work and the funky vocals of Albrecht, recalling the Jimi Hendrix Experience and the heavy progressive funk band Funkadelic.

More Santana-esque instrumental work was present on Second Step, recorded in May 1973. Brock had left for in February 1973 and was replaced by on this album. Then Lehmann departed to the heavy progressive band , and he was replaced by . Hartwig also left in the Summer of 1974. His replacement was something of a sensation at the time - of . They signed with -label and relocated to Oxford, England, in November 1974, where they recorded Rock'n'Roll Testament which marked a change of style towards a smooth, well-produced rock with some minor symphonic touches.

In January 1976 they recorded the double album Live At The Roxy. As Glenn Cornick had quit the group, Gerald Hartwig was now back again. Albrecht, Bischof and Goldschmitt were also helped by (guitar, vocals) and (drums). The group disbanded in spring of 1976. However, Albrecht later assembled Ringo Funk and (piano, vocals) in the studio in the Summer of 1977 for Love Is A Cake, a commercial AOR pop-rock record with hints at disco.

Albrecht, Hartwig and Goldschmidt reformed the band in 2003 but the reunion did not last long.