Update 4 is currently rolling out on Steam. Here are the patch notes:

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Major Addition

New Stadium:

• Castillo Arena is now available as DLC in the Ballpark Edition. It will be available for individual purchase for Standard Edition players on September 14, 2023 in first-party stores. (For PlayStation players who pre-ordered the SMB4 Ballpark Edition prior to June 2nd at 9am PST ONLY, you will need to download the DLC manually from the PlayStation store page).

Bug Fixes:

• Fixed: During player re-signing in Franchise mode, the Undo Release action is often disabled when it should not be and vice versa.
• Fixed: Player shadows do not appear correctly on top of home plate at Ciudad de Colores
• Fixed: Game can crash on the Exhibition team select when attempting to toggle Ego mode too quickly after joining a team.
• (Steam only) Fixed: Steam Deck crashes when loading into a stadium with Shader Quality set to Low or Medium.
• (PS5 only) Fixed: During the EAPlay trial, a UGC warning can incorrectly appear when playing Pennant Race or Online Leagues.