Cuivre

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

Cobalt

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

Zinc

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

Laiton

Colour Group: Brun 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

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

Mangrove Wyvern

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

Savannah Wyvern

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