Original US issue of the Canadian progressive thrash's band's 1989 album. Some minor wear to the insert.
- 1 The Unknown Knows
- 2 Nothingface
- 3 Astronomy Domine
- 4 Missing Sequences
- 5 X-Ray Mirror
- 6 Inner Combustion
- 7 Pre-Ignition
- 8 Into My Hypercube
- 9 Sub-Effect