It sounds like you mean how to get Roblox content or a Roblox version related to Backyard Baseball. From the public info I found, there isn’t a confirmed official Roblox release of Backyard Baseball; the official Backyard Baseball site instead says the game is coming everywhere you play and will have dedicated pages for platforms like console and PC. A YouTube result also suggests someone made a Backyard Baseball-themed Roblox experience rather than an official release.

What this likely means

  • If you want the official Backyard Baseball game , look for the upcoming release on its official game pages, not Roblox.
  • If you want a Roblox recreation , that would usually be a fan-made game or experience inside Roblox, not the original Backyard Baseball title.
  • If you meant a cheat, unlock, or hidden character from the classic Backyard Baseball games, there are old cheat guides for the original PC and GBA versions.

Best next step

Search Roblox for Backyard Baseball-style experiences, but be cautious of copycat titles and unofficial links. The official Backyard Baseball source currently points to its own game pages and storefronts, not to Roblox.

TL;DR: there’s no clear evidence of an official “Roblox Backyard Baseball” release; what shows up looks more like fan content or unrelated videos.