The Smooth Operator Pack is a collection of bonus items in the video game Killer Is Dead, available only as downloadable content redeemed from early and pre-ordered copies of the game. This 108KB download unlocks Gigolo Glasses, additional costumes for Vivienne Squall and Mika Takekawa, Episode 51: The Man who Stole Blood and a Gigolo Mission with Betty. All of these features are automatically available in the game's Nightmare Edition.