Opie used it againist Ayon and he was part hollow.
Sklaverei (聖隷 (スクラヴェライ), Sukuraverai; German for "Slavery", Japanese for "Holy Slave"): Uses the most basic ability to gather Reishi in the most powerful way, by enslaving it. It can literally tear away the components that make up spiritual based objects such as those that make up Hueco Mundo and Soul Society as well as the bodies of spiritual beings. When the body of a spiritual being is affected by this power, Quilge can literally assume the characteristics and associated capabilities of his victim. However, the transformation is not permanent, as the power absorbed eventually vanishes