Even from three caverns away, the shriek of breaking metal echoed against the stone. Yet another broken excavator. If Karn had been an organic being, he would have sighed. Instead, he only paused and listened to the excavator's lingering rattles. He pitied his machines: no single setting could accommodate the eccentric geology of the Caves of Koilos, where olivine rock was as likely to back into sandstone as cinnabar, but he had no alternative. Here, he'd find the secret to operating the Sylex.

And he'd find it before any Phyrexian agent could.

**this is a fairly complex test and is not ready for prime time yet, but I can work on it as we go.**