Battle Royal is a compilation on CD, released on Zillion Mental Anarchie Records (ZMACD019) in 2004.
The CD collects 10 tracks from 9 artists, having Heliotrope featuring two tracks. 9 tracks are exclusive to this release: "Hellion" by Heliotrope, "Searching The Spiral Arm" by Sun Control Species, "Fiddlestix (Sensum Remix)" by Tantrumz, "Orange" by Metronome, "Sphere" by Tetraktys and 4 more. This is the first release for 1 track later found elsewhere: "" by The Higher Human Form.
- 01Heliotrope — Hellion
- 02Sun Control Species — Searching The Spiral Arm
- 03Tantrumz — Fiddlestix (Sensum Remix)
- 04Metronome — Orange
- 05Tetraktys — Sphere
- 06Sensient — Mind Control
- 07Sensum — Mental Floss
- 08The Higher Human Form — I Hear Them Call
- 09Heliotrope — Inelastic
- 10Yotopia — Spark
