Forge World - These are just some of the colours of the Alpha Legion, when they're not disguising themselves as other Legions that is! This incredible artwork is from The Horus Heresy
The Sevenfold Serpent: Anuj Malhotra's Alpha Legion - Warhammer Community
Pre-heresy Alpha Legion with contrast paints - the closest I've ever gotten to FW colors without an airbrush : r/Warhammer40k
Alpha Legion | Warhammer 40k Wiki | Fandom
Legions of the Horus Heresy – The Alpha Legion are on Your Side… or are They? - Warhammer Community
Alpha Legion - Warhammer 40k - Lexicanum
Comes the Alpha Legion… – A Tabletop Gamer's Diary
Community Spotlight: Alpha Legion, Ankh Gods & War Of The Ring High Elves! – OnTableTop – Home of Beasts of War