Regal

Colour Group: Crayon and Noir Base
Rarity: Special
Importable?: Yes - Admin customs only

Velvet

Colour Group: Crayon and Noir Base
Rarity: Special
Importable?: Yes - Admin customs only

(Pseudo-)Double Cream Fange

Colour Group: Brun Base, Cream, Fange, Noir Base, Pearl, and Rouge Base
Rarity: Unnatural
Importable?: Yes

Smoky Soir

Colour Group: Cream, Noir Base, and Soir
Rarity: Unnatural
Importable?: Yes

Noir Soir

Colour Group: Noir Base and Soir
Rarity: Unnatural
Importable?: Yes

Argent

Colour Group: Brun Base, Cream, Noir Base, Pearl, Rouge Base, and Rouille
Rarity: Unnatural
Importable?: Yes

Mercure

Colour Group: Brun Base, Cream, Noir Base, Rouge Base, and Rouille
Rarity: Unnatural
Importable?: Yes

Plomb

Colour Group: Noir Base, Pearl, and Rouille
Rarity: Unnatural
Importable?: Yes

Étain

Colour Group: Cream, Noir Base, and Rouille
Rarity: Unnatural
Importable?: Yes

Lilac

Colour Group: Crayon, Noir Base, and Pastelle
Rarity: Special
Importable?: Yes - Admin customs only