For detailed changes, check out the annoucement on SMASH LEGENDS Library.
English: https://en.smashlegendslib.com/07aea736-48bd-4539-8080-fcf2c0c595fb
Korean: https://kr.smashlegendslib.com/9c035007-18d4-4054-ae5a-d3988f0cdba0
2.2.3
Source: Steam Community (opens in a new tab)