The Thousand Sons were the XV Legion of the original twenty Space Marine Legions. Their Primarch is Magnus, oft called Magnus the Red. The Legion turned traitor during the Horus Heresy, after which it relocated to Sortiarius, the Planet of Sorcerers, in the Eye of Terror, and dedicated itself to the Chaos God of change, sorcery and magic, Tzeentch.
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https://wh40k.lexicanum.com/wiki/Thousand_Sons
Lexicanum is a fan-made encyclopedia based on the successful online database Wikipedia and is about the fictional setting in which the tabletop game Warhammer 40,000 and other games produced by Games Workshop and its subsidiaries and license holders.
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I will never forgive the Space Wolves for what they did to Magnus and Prospero
If only Magnus had just gotten in a ship and travelled to Terra to deliver his message to the Emperor without destroying the Webway Project. On a different note, is there a way to volunteer to read articles for this channel? I’d be happy to.