The "Ghost Edition" modifier typically changes the aesthetic and sometimes the rules of the standard game:
Players can wear thin, translucent "ghost veils" or white sheets over their regular clothes to start, adding extra layers that fit the theme. 2. Rules of Engagement
“You are cordially invited to a SPECTRAL STRIP-DOWN. This Thursday, 9 PM. Bring: black clothing, a sense of humor, and a ghost story. We’re playing Strip Rock-Paper-Scissors: Ghost Edition (18+). RSVP for address. BYOB. No real ghosts, just real fun.”
