If you are just tired of unlocking characters (which takes about 20 hours normally), use the "Classic Mode exploit" – clear Classic Mode once with every character. By the time you finish 30 unique fighters, the entire roster unlocks naturally. It’s not 100%, but it’s 100% legal.
: Complete the adventure mode, defeating both Galeem and Dharkon. super smash bros ultimate 100 save file
Modding your Switch violates Nintendo’s Terms of Service. If you go online with a modded console, you risk a permanent console ban from the eShop and online play. Proceed at your own risk. If you are just tired of unlocking characters