  | 
Devin Townsend | 
  | 
Christeen + 4 Demos (1998) [EP] | 
  | 
  | 
Progressive Metal, Ambient | 
- | 
0 | 
  | 
Athena | 
  | 
A New Religion? (1998) | 
  | 
  | 
Progressive Metal, Power Metal | 
80 | 
1 | 
  | 
Savatage | 
  | 
The Wake of Magellan (1998) | 
  | 
  | 
Progressive Metal, Heavy Metal | 
- | 
0 | 
  | 
Pain Of Salvation | 
  | 
One Hour By The Concrete Lake (1998) | 
  | 
  | 
Progressive Metal | 
- | 
0 | 
  | 
Vitalij Kuprij | 
  | 
Extreme Measures (1998) | 
  | 
  | 
Progressive Metal, Neo-classical Metal | 
- | 
0 | 
  | 
Magnitude 9 | 
  | 
Chaos To Control (1998) | 
  | 
  | 
Progressive Metal | 
- | 
0 | 
  | 
Ayreon | 
  | 
Into The Electric Castle (1998) | 
  | 
  | 
Progressive Metal | 
- | 
0 | 
  | 
Symphony X | 
  | 
Behind the Mask (1998) [Compilation] | 
  | 
  | 
Progressive Metal | 
- | 
0 | 
  | 
Shadow Gallery | 
  | 
Tyranny (1998) | 
  | 
  | 
Progressive Metal | 
85 | 
1 | 
  | 
Fates Warning | 
  | 
Still Life (1998) [Live] | 
  | 
  | 
Progressive Metal | 
- | 
0 | 
  | 
Dream Theater | 
  | 
Once in a Live Time (1998) [Live] | 
  | 
  | 
Progressive Metal | 
85 | 
1 | 
  | 
Avalon | 
  | 
Vision Eden (1998) | 
  | 
  | 
Power Metal, Progressive Metal | 
- | 
0 | 
  | 
Devin Townsend | 
  | 
Infinity (1998) | 
  | 
  | 
Progressive Metal, Industrial Metal | 
- | 
0 | 
  | 
Meshuggah | 
  | 
Chaosphere (1998) | 
  | 
  | 
Progressive Metal, Post-Thrash Metal | 
- | 
0 | 
  | 
Threshold | 
  | 
Clone (1998) | 
  | 
  | 
Progressive Metal | 
- | 
0 | 
  | 
Symphony X | 
  | 
Prelude to the Millennium (1998) [Compilation] | 
  | 
  | 
Progressive Metal | 
- | 
0 | 
  | 
A.C.T | 
  | 
Today's Report (1999) | 
  | 
  | 
Progressive Metal | 
- | 
0 | 
  | 
Artension | 
  | 
Forces Of Nature (1999) | 
  | 
  | 
Progressive Metal | 
- | 
0 | 
  | 
DGM | 
  | 
Wings Of Time (1999) | 
  | 
  | 
Progressive Metal | 
- | 
0 | 
  | 
Dreamscape | 
  | 
Very (1999) | 
  | 
  | 
Progressive Metal | 
- | 
0 | 
  | 
Jeremy | 
  | 
Live (1999) [Live] | 
  | 
  | 
Progressive Metal | 
- | 
0 | 
  | 
Jordan Rudess | 
  | 
Resonance (1999) | 
  | 
  | 
Progressive Rock, Progressive Metal | 
- | 
0 | 
  | 
Psychotic Waltz | 
  | 
Dark Millenium (1999) | 
  | 
  | 
Progressive Metal | 
- | 
0 | 
  | 
Derek Sherinian | 
  | 
Planet X (1999) | 
  | 
  | 
Progressive Metal, Progressive Rock | 
- | 
0 | 
  | 
Cirrha Niva | 
  | 
Enter the Future Exit (1999) [EP] | 
  | 
  | 
Progressive Metal, Gothic Metal | 
- | 
0 | 
  | 
Gordian Knot | 
  | 
Gordian Knot (1999) | 
  | 
  | 
Progressive Rock, Progressive Metal | 
- | 
0 | 
  | 
Control Denied | 
  | 
The Fragile Art Of Existence (1999) | 
  | 
  | 
Progressive Metal | 
85 | 
1 | 
  | 
Evergrey | 
  | 
Solitude Dominance Tragedy (1999) | 
  | 
  | 
Dark Metal, Progressive Metal, Power Metal | 
- | 
0 | 
  | 
Liquid Tension Experiment | 
  | 
Liquid Tension Experiment 2 (1999) | 
  | 
  | 
Progressive Rock, Progressive Metal, Jazz Fusion | 
95 | 
1 | 
  | 
Manticora | 
  | 
Roots Of Eternity (1999) | 
  | 
  | 
Power Metal, Progressive Metal | 
- | 
0 |