Cloud Gaming: the new market on which everyone wants to be established. People are seduced by the video game dematerialization. Cloud Gaming also easily takes place in our mobiles thanks to the 5G arrival. With this evolution, no need for equipment, our smartphones are enough. The video game will be democratized and will have to be considered as a new media for brands, as WWF proved with its #NoBuildChallenge operation in the phenomenon game Fortnite.