Certis is fighter who uses Cervantes's fighting style and she appears in tower of lost souls ascend mode under the floor "Threatening Mirror" and she appears in Soul Calibur Broken Destiny using Xianghua's fighting style.
Tower Of Lost Souls Details & Skills
TOLS Ascend Mode Floor: Threatening Mirror
Skills: Knock Down
Auto Grapple Break B
Auto Counter B
Skills On Descend Mode: Knock Down
Soul Gauge Recovery B