One version is common, at least one other version is rare
 Game design by Andreas Tadic (Megaman/Phenomena) and Rico Holmes. Main coding by Andreas Tadic; additional coding by Stefan Boberg. Music/sound FX by Allister Brimble (The Demon); additional music by Bjørn Lynne (Dr. Awesome/Crusaders); and speech effects by Chris Brimble. Disk format/code by Rob Northen.
 Customer feedback regarding the high difficulty of the game (particularly level 2) resulted in Team 17 addressing this problem by releasing the slightly enhanced PROJECT X (REVISED EDITION) on budget.