This feature is independent of the Save Data Cloud functionality offered for certain Nintendo Switch games. According to Nintendo, “a specific function for Animal Crossing: New Horizons to move users and save data on another system is scheduled for later this year ”and details will be announced in the future.
Wave 2 also brings dreams to Animal crossing. When you go to sleep in the game, you will be transported to a dreamland where you will meet Luna. With their help, you can visit other islands in your dreams and allow others to visit your island in your dreams.
Finally, Wave 2 is adding another summer activity: weekly fireworks. The shows will start at 7PM local time every Sunday through August. Like Wave 1, which introduced swimming, Wave 2 is adding a summer activity that may be doing less due to the pandemic. If you haven’t attended many fireworks shows this year, check them out on Animal crossing can provide some comfort.
You can search for these changes starting July 30. According to Nintendo, another free update is coming this fall.