Plomb

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

Étain

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

Nickel

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

Palace Wyvern

Colour Group: Brun Base, Noir Base, Rouge Base, and Wyvern
Rarity: Unnatural
Importable?: No - Events & breeding only

Grotto Wyvern

Colour Group: Noir Base, Regius, and Wyvern
Rarity: Unnatural
Importable?: No - Events & breeding only

Tundra Wyvern

Colour Group: Noir Base, Regius, and Wyvern
Rarity: Unnatural
Importable?: Yes - Admin customs only

Taiga Wyvern

Colour Group: Noir Base and Wyvern
Rarity: Unnatural
Importable?: Yes - Admin customs only

Classic Cream Doré

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

Classic Myrtilles

Colour Group: Bonbon, Classic Bonbon, Classic Peach, Cream, Noir Base, and Peach
Rarity: Special
Importable?: Yes - Special tier

Classic Chocolat

Colour Group: Champagne, Chocolat, and Noir Base
Rarity: Unnatural
Importable?: Yes