My mario amiibo went from level 38 to level 50 with the endless game technique! How to do: Play with 99 stocks at the start, then turn the items switch to onlu have S Checkpoints (More in replies)
Post
Then, play on the giant kirby map in 8 player and set the item spawn thing to high (idk what the map was called) I left the game on for 8 hours while i was at school