Genre: Speed / Heavy / Power Metal
Country: Hamburg, Germany
Year of publication: 1984 – 2018
Studio albums
1985 – Walls Of Jericho (88561-8093-2, Made In Japan For Combat / Noise, USA, 1986)
1985 ~ 86 – Helloween – Walls Of Jericho – Judas (VDP-28058, 05/10/89)
1987 – Keeper Of The Seven Keys Part I (W-Ger, N 0061, RTD CD 345.0061.2, Made in France)
1988 – Keeper Of The Seven Keys Part II (US, RCA 8529-2-R)
1991 – Pink Bubbles Go Ape (VICP-8041, 03/27/92)
1993 – Chameleon (VICP-8103, 02.06.93)
1994 – Master Of The Rings (US, Castle 101-2, 2CD) + Bonus tracks (RAW PD 101, Germany, UK Distribution)
1994 – Master Of The Rings (VICP-8131, 08.24.94) + Bonu