Mushroom Trance 4 is a compilation on CD, released on Indigo Records (IND06162) in 2001.
The CD collects 17 tracks across 2 discs from 16 artists, having S-Range featuring two tracks. 2 tracks are exclusive to this release: "Hovercraft (Purple & Steve Ronan System Remix)" by Nucleus and "Landslide" by Friskoboy. This is the first release for 2 tracks later found elsewhere: "" by El Audio and "" by Block 4. Several of its tracks are well known favorites: "" by Mumbo Jumbo (2001, 5 releases), "" by Necton (2001, 4 releases), "" by S-Range (2001, 4 releases), "" by Bill & Seb (2001, 4 releases), "" by Zorba (2001, 4 releases) and 6 others.
It samples from The Matrix in tracks "Blue Pill" by Blue Planet Corporation and "Fishbone (Remix)" by Mumbo Jumbo.
- 01Cass & Slide — Opera (Excession Mix)
- 02Doof — Last Half Of Forever
- 03S-Range — Boom
- 04Necton — Beverly Hills Cop
- 05Ticon — Gurk Burk
- 06Tarsis — Twilight Zone
- 07Bill & Seb — Into The Light
- 08Blue Planet Corporation — Blue Pill
- 01Atmos — Random Landlord
- 02Zorba — Mr. Nice Guy
- 03Nucleus — Hovercraft (Purple & Steve Ronan System Remix)
- 04Mumbo Jumbo — Fishbone (Remix)
- 05Friskoboy — Landslide
- 06El Audio — Keyboard Cowboys (Remix)
- 07Block 4 — Wurzel Aus Pi
- 08S-Range — Darwin Project
- 09Feuerhake — Gammelsvensk
