In order to make this achievement fair to users who already purchased a Black Rook membership, the bonus code rules have been slightly changed.
Since today, a bonus can be applied only if a Brain Rook or higher membership level is purchased. Otherwise it would be possible to get a Black Rook for the price of 7 Brain Knight membership which is, actually, very low amount.
Of course, if someone got a bonus for a Brain Knight order in the past, these achievements will not be deleted.
(Cacher) Vous en avez marre de placer les bateaux ou les pièces d'Espionnage en début de partie? Vous pouvez aller sur l'Editeur de parties et sauvegarder quelques unes de vos positions préférées pour une utilisation future. (pauloaguia) (Montrer toutes les astuces)