A thought had Lily's fiery body turn ethereal, losing its physicality for long enough that the explosion and debris passed through her with no harm done, and in front of Cassandra materialised a rose coloured, transluscent barrier of her own making. The result of her and the angel's attacks had been unexpected. She had anticipated a guardian of this place to be durable enough to not simply shatter at alternating temperatures. 

But contemplation could come later. Smaller bits of the scattered boulders were already starting to remake the golem. She turned to Cassandra, barking the order to finish it. 

But she hadn't needed to. The half-demon already had an arm outstretched, a vast mass of mist at her finger tips. From it formed a spear, thick as her leg and over twice her height in its length. It hovered at her side, the broad head gleamed in the sun as Cassandra's gaze spotted the exposed core. 

Eyes narrowing, she murmured a word. "Gáe." In one, fluid motion she whipped her arm forwards, the spear following as if thrown from her hand. [i]"Bolg!"[/i] A huge spear, for a huge opponent. Crafted and torn from myths and legends itself, Cassandra sent forward the spear of mortal pain and death, straight for the heart of the golem.