In MLB The Show 26, playing in historic and classic ballparks is one of the coolest ways to experience baseball history. Whether you want to step into the Polo Grounds, Shibe Park, or even a classic WBC stadium, there are a few ways to unlock and access these venues.

1. Unlocking Through Diamond Dynasty

Many official "Classic" stadiums are collectible items tied to gameplay:

Complete Milestones: Some stadiums unlock after hitting certain stats. For example, the Polo Grounds traditionally requires recording 30 triples across any game mode.

Storylines Mode: Finishing Storylines, like the Negro Leagues or Derek Jeter Storylines, can reward era-specific stadiums such as South Side Park or Muehlebach Field.

Marketplace Option: Don’t feel like grinding? You can buy these stadiums directly with Stubs in the Diamond Dynasty Marketplace under Unlockables → Stadiums.

2. Official Classic Stadiums

MLB The Show 26 includes a range of built-in historic ballparks:

Historic MLB Sites: Polo Grounds, Forbes Field, Sportsman’s Park, Shibe Park, Crosley Field.

WBC & International Stadiums: With expanded World Baseball Classic content, stadiums like Tokyo Dome and Hiram Bithorn Stadium are now playable.

3. Using the Stadium Vault (Custom Builds)

For stadiums not officially licensed, like the original Tiger Stadium, Ebbets Field, or Candlestick Park, the Stadium Vault is the go-to:

Accessing Vaults: Open the Stadium Creator menu and select Vault.

Searching: Enter keywords or creator IDs to find high-fidelity recreations of defunct ballparks.

Usage Note: Custom stadiums are mainly for Play Now or CPU games in Diamond Dynasty. Only certain stadiums meet the requirements for online competitive play.

4. Negro Leagues Ballparks

If you’re chasing Negro Leagues Storylines, completing a player’s chapter will automatically unlock their ballpark for use in other modes. This lets you enjoy the historic fields beyond the Storylines themselves.