![DO NOT delete your Mario Tennis Aces demo save file before you've launched the final game to receive the cosmetics reward for playing the demo. : r/NintendoSwitch DO NOT delete your Mario Tennis Aces demo save file before you've launched the final game to receive the cosmetics reward for playing the demo. : r/NintendoSwitch](https://i.imgur.com/IcwWFfn.jpg)
DO NOT delete your Mario Tennis Aces demo save file before you've launched the final game to receive the cosmetics reward for playing the demo. : r/NintendoSwitch
![Wario64 on Twitter: "Mario Tennis Aces Special Online Demo is available on US eShop (includes free 7-day trial code to Nintendo Switch Online) https://t.co/udiIDauN0Z https://t.co/yHCaPLDN0G" / Twitter Wario64 on Twitter: "Mario Tennis Aces Special Online Demo is available on US eShop (includes free 7-day trial code to Nintendo Switch Online) https://t.co/udiIDauN0Z https://t.co/yHCaPLDN0G" / Twitter](https://pbs.twimg.com/media/D5HG9NDUYAA9AJu.jpg)
Wario64 on Twitter: "Mario Tennis Aces Special Online Demo is available on US eShop (includes free 7-day trial code to Nintendo Switch Online) https://t.co/udiIDauN0Z https://t.co/yHCaPLDN0G" / Twitter
![Mario Tennis Aces Online Tournament Demo Event and where to find it - Demo starts on June 1st - YouTube Mario Tennis Aces Online Tournament Demo Event and where to find it - Demo starts on June 1st - YouTube](https://i.ytimg.com/vi/f087f1n1OM8/maxresdefault.jpg)