Killing Game Killing Game The Killing Game is a scary activity for Halloween parties . This game is also known as Cutthroat Serial . Killer To play The Killing Game , you need at least 5 people . It works better with as many people as . possible Step 1 : You have to select a serial killer . For games with 5 or more players , you should have one serial killer . For games of ten or more players , you should have two serial . killers Take a deck of cards and pick out one card for each player in the game . One of the cards should be an Ace . Give each player a card . The person who gets the Ace is the serial killer . The rest of the people are villagers . Everyone should keep their card a secret and put it in their . pockets The serial killer has to kill off as many villagers as they can