This is a list of cartridges and cassettes for the Intellivision game system. Some cartridges were published by both Mattel Electronics and Sears Tele-Games, and later Intellivision Inc. Between 1979 and 1989, a total of 133 titles were released: * 118 cartridges plus one compilation cartridge for the Master Component * 6 cartridges for the ECS Computer Adapter * 8 cassettes and 1 cartridge for the Keyboard Component