From the rules introduction: In DH: Notice of Termination, one player controls the agent for an underground organization called PUNT (People for a UNified Tomorrow), as its agents infiltrate the Talobar Technologies megacorp headquarters. The other player controls the Talobar CorpGuards who will do whatever possible to stop them. From the back of the box: Dark Horizon: Notice of Termination is both an introduction to the Dark Horizon game system, and an expansion to the popular Dark Horizon: Escape. [...] Advanced rules include: Weapon-linked cameras - ceiling-mounted, computer-controlled cameras linked to LazRifles or SMGs Armor-piercing flechette pistols Blast weapons like mines, grenades and timed charges. And not all of these blast weapons go "Boom"! Some produce chemical or radiation effects Rules for aiming and peeking around corners New rules for Gen2 cybermods for even more enhanced performance Complete rules for ratigators Rules for aiming at figure locations, and using weapon scopes