Find the cube Sisandra lost in the hills near the fortress and bring it to Sulates.
Step 1. Find Sisandra’s CubeAn old cube lost near the New Heiron Gate. and bring it to SulatesA priest residing in the Nobelium of New Heiron Gate. A native of Heiron, he doesn’t spare his effort to let Sanctum know the difficulties of the Elyos.. (You need to collect: Sisandra’s CubeAn old cube lost near the New Heiron Gate.)