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S1 E5

Shadow Mine Subterralien

Bill Brock and the team venture into the abandoned Shadow Mine in Calaveras County, California, to hunt the SubterAlien, a creature that might be more sophisticated than any they have hunted, one that might be armed and hostile.

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Seasons

Episode   1

Shadow Mine Subterralien

Episode   2

Cross Creek Cavern Draco

Episode   3

Apache Death Cave Aswang

Episode   4

Grand Canyon Caverns Rake

Episode   5

Volcano Cavern Olitiau

Episode   6

Graveyard Gulch Mapinguari