One version is common, at least one other version is rare
 Game design by Francis Staengler and Steve Fábián; dungeon design by Francis Staengler, Sándor Hadas, Miklós Tihor and George Dragon. Innerworld coding by Francis Staengler; outerworld coding by Steve Fábián; and intro coding by Ignác Fetser. Graphics direction by Jenö Klimits; additional gfx by Laszlo Udvardy and István Kárpáti. Title music by Lajos Suvák; in-game music by George Dragon.
 Game distributed in Germany by Rushware.
 The Spanish release by System 4 is extremely rare and gets 4 stars.