- 20.000 Miles Over The Sea
- Absolvo
- Age Of Loneliness
- Age of loneliness (Carly's song)
- Age Of Loneliness (Enigmatic Club Mix)
- Age Of Loneliness (Jam & Spoon Remix)
- Agnus Dei
- Almost Full Moon
- Amen
- Back To The Rivers Of Belief
- Between Generations
- Between Mind & Heart
- Beyond The Invisible
- Boum Boum
- Callas Went Away
- Camera Obscura
- Circle Eight
- Club Dance (Remix)
- Confession Of The Mind
- Dancing With Mephisto
- Déjà Vu
- Distorted Love
- Diving
- Dreaming Of Andromeda
- Encounters
- Endless Quest
- Eppur Si Muove
- Fata Morgana
- Feel Me Heaven
- Find Love
- Following The Sun
- From East To West
- Goodbye Milky Way
- Gravity Of Love
- Gravity Of Love (Judgement Day Club Mix)
- Hallelujah
- Hell's Heaven
- Hello And Welcome
- I Love You ... I'll Kill You
- I Love You... I'll Kill You
- In The Shadow, In The Light
- Incognito
- Indomie
- Invisible Love
- Je T'aime Till My Dying Day
- Knocking On Forbidden Doors
- L'Histoire De 'Absolvo'
- L'Histoire De 'Agnus Dei'
- L'Histoire De 'Amen'
- L'Histoire De 'Circle Eight'
- L'Histoire De 'Confession Of The Mind'
- L'Histoire De 'Diving'
- L'Histoire De 'Lost In Nothingness'
- L'Histoire De 'Mother'
- L'Histoire De 'Oxygen Red'
- L'Histoire De 'Sadeness (Part II)'
- L'Histoire De 'The Die Is Cast'
- L'Histoire De 'The Omega Point'
- La Historia De 'Absolvo'
- La Historia De 'Agnus Dei'
- La Historia De 'Amen'
- La Historia De 'Circle Eight'
- La Historia De 'Confession Of The Mind'
- La Historia De 'Diving'
- La Historia De 'Lost In Nothingness'
- La Historia De 'Mother'
- La Historia De 'Oxygen Red'
- La Historia De 'Sadeness (Part II)'
- La Historia De 'The Die Is Cast'
- La Historia De 'The Omega Point'
- La Puerta Del Cielo
- Le Roi Est Mort, Vive Le Roi
- Light Of Your Smile
- Look at Today
- Look Of Today
- Lost In Nothingness
- Mea Culpa
- Mea Culpa (Fading Shades Mix)
- Mea Culpa Part Ii (Fading Shades Mix)
- Mea Culpa Part Ii (Orthodox Mix)
- Message From IO
- Modern Crusaders
- Morphing Thru Time
- Mother
- Northern Lights
- Odyssey Of The Mind
- Once in a lifetime
- Out From The Deep
- Out From The Deep (Rock Version)
- Out From The Deep (Trance Mix)
- Oxygen Red
- Page Of Cups
- Principles Of Lust
- Principles Of Lust (Everlasting Lust Mix)
- Principles Of Lust (Omen Remix)
- Prism Of Life
- Push The Limits
- Push The Limits (Atb Radio Remix)
- Return To Innocence
- Return To Innocence (380 Midnight Mix)
- Return To Innocence (Long & Alive Version)
- Sadeness
- Sadeness (Part II)
- Sadeness (Reprise)
- Sadeness Part I (Extended Trance Mix)
- Sadeness Part I (Meditation Mix)
- Sadeness Part I (Violent U.s. Remix)
- Second Chapter
- Seven Lives
- Shadows In Silence
- Silence Must Be Heard
- Silent Warrior
- Sitting On The Moon
- Smell Of Desire
- T.n.t. For The Brain
- T.n.t. For The Brain (Midnight Man Remix)
- The Alchemist
- The Child In Us
- The Cross Of Changes
- The Die Is Cast
- The Dream Of The Dolphin
- The Eyes Of Truth
- The Eyes Of Truth (The Gotterdammerung Mix / The Twilight Of The Gods)
- The Gate
- The Landing
- The Language Of Sound
- The Omega Point
- The Piano
- The Rivers Of Belief
- The Rivers Of Belief (Radio Edit)
- The Roundabout
- The Same Parents
- The screen behind the mirror
- The Screen Behind The Mirrorr
- The Story Of 'Absolvo'
- The Story Of 'Agnus Dei'
- The Story Of 'Amen'
- The Story Of 'Circle Eight'
- The Story Of 'Confession Of The Mind'
- The Story Of 'Diving'
- The Story Of 'Lost In Nothingness'
- The Story Of 'Mother'
- The Story Of 'Oxygen Red'
- The Story Of 'Sadeness (Part II)'
- The Story Of 'The Die Is Cast'
- The Story Of 'The Omega Point'
- The Voice & The Snake
- The Voice Of Enigma
- Third Of Its Kind
- Tnt for the brain
- Total Eclipse of Moon
- Total Eclipse Of The Moon
- Touchness
- Traces (Light And Weight)
- Turn Around
- Turn Around (Northern Lights Club Mix)
- Turn Around (Nothern Lights Club Mix)
- Turn Around (Radio Edit)
- Voyageur
- Way To Eternity
- We Are Nature
- Weightless
- Why
- Why! ...