Skills スキル, sukiru?) is the name given to the boosts the player can buy and equip to the Sharls in Ciel nosurge: Ushinawareta Hoshi e Sasagu Uta. While there is a large number of skills, they all have to do with increasing a Sharl's stats, and while players can buy as much as they can pay with their HymP, each Sharl can only equip up to a max of 6. Obviously, Skills bought for a Sharl can't be used in another. Below is a complete listing of all the skills that can be bought by the players for their Sharls: