The volunteer guard use a Lizard Pattern Camouflage using the Taurian Guards colours.
Insignia by (fan-made and not canonized): Horus
Paint Scheme by (fan-made and not canonized): Flamestalker
Mech repainted by: Hatchy/LegendKiller
View on Sarna.net: http://www.sarna.net/wiki/Taurian_Volunteer_Guard
View on Camospecs.com: –
Original Artwork: flyingdebris for Piranha Games Inc.
Additional Template work: LegendKiller