Prodigal

The rubble trembles, coalescing around the green glow.
You can see the mossy thing assembling despite itself, crumbling and reforming in unnatural shapes in perpetuity. Every time you think it might be keeping one shape it shifts again, crunching and crumbling under its own weight.
The thing finally settles on what could be humanoid, if you squint, though towering above your head.
It reaches toward you, the growl of friction making your skin crawl.

Proceed

Created by EPTCK