description: THE DOOMSDAY DROP is an adventure module for the Top Secret/S.I. roleplaying game system that can be played by itself, used along with STARFIRE as part of a larger campaign, or used as an adventuring research source with its detailed look at the inner-workings of a modern-day nuclear attack submarine.
language: English
title: The Doomsday Drop
titlecomplete: The Doomsday Drop (Top Secret/S.I. Module TS2)
ratings_count: 1
publisher: TSR Hobbies