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Dänemark| Label: | Mercury 566 703-2 |
| Genre: | Rock, Pop |
| Style: | Hard Rock, Pop Rock |
| Format: | CD (Single) |
| 1 | We Are One (Edit) | 3:45 |
| 2 | In Your Face (Non-LP Bonus Track) | 3:35 |
| 3 | We Are One (LP-Version) | 4:41 |
| Label: | Mercury 566 619-2 |
| Genre: | Rock |
| Style: | Heavy Metal |
| Format: | CD (Maxi-Single) Box Set (Limited Edition) |
| CDMaxi Single | ||
| 1 | We Are One (Edit) | 3:46 |
| 2 | We Are One (Album Version) | 4:42 |
| 3 | In Your Face | 3:35 |
| 4 | Psycho Circus | 5:30 |
| VHS | ||
| 1 | Psycho Circus (Animated 3-D) | |
| 2 | Psycho Circus (One Dimensional Version)) |
| Label: | Mercury 566 616-2 |
| Genre: | Pop, Rock |
| Style: | Hard Rock, Pop Rock |
| Format: | CD (Single) |
| 1 | We Are One | 4:41 |
| 2 | In Your Face | 3:35 |
| Label: | Mercury 566 617-2 |
| Genre: | Pop, Rock |
| Style: | Hard Rock, Pop Rock |
| Format: | CD (Single , Enhanced) |
| 1 | We Are One (Edit) | 3:45 |
| 2 | We Are One (Full Length) | 4:41 |
| 3 | Psycho Circus (Audio Version) | 5:30 |
| Video 1 | Psycho Circus |
| Label: | Mercury 566 530-2 |
| Genre: | Pop, Rock |
| Style: | Hard Rock, Pop Rock |
| Format: | CD (Promo , Single) |
| 1 | We Are One (Radio Edit) | 3:45 |
