On October the 20th 1985 Sega unleashed the Mark III "Computer TV Game" on Japan. This machine would evolve into the Sega Master System, a games console that has continued to be sold for over 40 years. Here is the full story behind the Immortal Sega Master System... #SegaMasterSystem #SegaMark3 #Sega 0:56 - Beginnings 4:35 - The Mark III 6:20 - Enter The Master System 9:50 - European Assault 12:41 - TecToy 15:08 - The Master System II 18:45 - The Console That Refuses to Die 21:04 - Immortality