5-04: In The Flesh
Voyager encounters an exact replica of Starfleet Headquarters on Earth; a training facility for an invasion.
Hallucinations of a wormhole leading home trap Voyager in an alien beast that consumes starships and incapacitates most of its crew.
5-26: Equinox, Part I
Voyager encounters another Starfleet ship, whose battered crew has a sinister secret.