Violent Shit III: Infantry of Doom (1999)

"Survival is not an Option"

Plot Summary

Karl Jr. continues his killing spree on a remote island with the help of his father and their army of metal masked mercenaries known as the Infantry of Doom. A band of castaways are turned loose in the wilderness and hunted down, where they must fight to survive. They have moon's phase time to make across the island safely.