- Interloper - Intruder - TRESPASSER - Unwelcome visitor - One who commits a trespass - One who enters upon another's land, or violates his
rights. - A transgressor of the moral law; an offender; a sinner.
- Aggressor, trespasser - Attacker - Fashionable Darth is military occupier - He forces his way in with Darth - Intruder - Intruder from space in the 80s? - Military occupier