Tracklist
| Reign (Radio Edit) | 3:57 | |
| Reign (Way Out West Remix) | 12:35 | |
| Reign (Morgan Geist Delayed Gratification Mix) | 7:01 | |
| Reign (Evil 9 Remix) | 8:35 | |
| Reign (Unkle Reconstruction) | 6:42 |
Versions
| Title, Format | Label | Cat# | Country | Year | |
|---|---|---|---|---|---|
| Reign (CD, Maxi) | GU Music | GUSIN007CD | UK | 2004 | |
| Reign (12") | GU Music | GUSIN007 | UK | 2004 | |
| Reign (12") | GU Music | GUSIN007X | UK | 2004 | |
| Reign (12") | GU Music, GU Music | GUSIN007US, 12GUN80074 | US | 2004 | |
| Reign (12", Promo, W/Lbl) | GU Music | 12GUN80074 | US | 2004 | |
| Reign (12", Promo, W/Lbl) | GU Music | GUSIN007X | UK | 2004 | |
| Reign (12", Promo, W/Lbl) | GU Music | GUSIN007 | UK | 2004 | |
| Reign (CD, Maxi, Promo) | GU Music | GUSIN007CD | UK | 2004 | |
| Reign (CDr, Promo, Maxi) | Global Underground Ltd. | GUSIN007 | UK | 2004 | |
| Reign (CDr, Promo, Maxi) | Global Underground Ltd. | GUSIN007 | UK | 2004 |