Claim: Black or Red is a simple card game that can be played by any number of people by drinking alcohol if you guess the wrong color.
Evidence: In its most basic form, it is one of the least complicated of drinking games. Black or Red (or Red/Black) is a drinking game played with a deck of cards. Gameplay requires a standard 52-card deck and may be played with any number of participants, to include a single player. If they guess incorrectly they must drink a specified type and volume of alcohol before their turn is over.