Patch notes available.

Super Smash Bros. Ultimate has been updated to version 13.0.0 following the arrival of Sora from the Kingdom Hearts series. Here are the patch notes:

Offline

• The following spirits from the KINGDOM HEARTS series will appear in the Shop on the Vault menu:
  • Riku
  • Kairi
  • Roxas
  • Axel
  • Xion
  • Terra
  • Ventus
  • Aqua
• The following spirits will appear on the Spirit Board and Shop:
  • Razewing Ratha

General

• The following downloadable content will be usable after purchase:
  • Sora Challenger Pack
  • Judd Hat
  • Octoling Wig
  • Doom Slayer Helmet + Armor
• Note: You cannot make videos of replays that contain DLC you have not purchased (fighters, stages, music, Mii Fighter costumes, etc.).
• Game-balance adjustments have been made. 
• Several issues have been fixed to improve gameplay experience.

Fighter Adjustments

Source: Nintendo Everything