From the preview:
The Sons of Horus Command, designed by Alfonso Giraldes, contains two multi-part resin models. Each character is packed with fine details and symbols depicting the heritage of the Sons of Horus, and they are armoured in modified Mk IV armour. This set is available to pre-order now and will be despatched from Friday 6th September.
Designed by Alfonso Giraldes and Will Hayes, the Sons of Horus Legion Contemptor Dreadnought is packed with details themed specifically to this Legion, such as the Cthonian Serpent glyph adorning the right shoulder and the skulls of vanquished foes hanging from chains. This model is available to pre-order now and will be despatched from Friday 6th September.