The Super Nintendo Entertainment System was released in the 1990s; its predecessor, the Nintendo Entertainment System launched in 1983.
It was a huge success and become the best-selling console of its type despite facing intense competition from the Sega Genesis console. It continues to be popular among collectors and retro gamers.
This advertisment implies that the g-forces of the game affect the player's physiology, with the young man's face increasingly stretched. At the end of the ad, when he stands, he's been so flattened by the game's g-forces that he looks two-dimensional!
It's an advertisement that you can imagine every kid at the time would have connected with.