A few tech-savvy users have attempted to emulate the PlayStation 3 version via RPCS3 (PS3 emulator) on PC. In theory, if you dump a legitimate copy of the game from a PS3 you own, you could run it.
Problems:
For a fast-paced game like Blitz, emulation is unplayable. Do not waste your time.
If you're seeking a download link for Rock Band Blitz, be aware: rock band blitz download link
If you—or a friend—originally purchased Rock Band Blitz on Xbox 360 before the 2018 delisting, you can still re-download it forever. Microsoft does not remove purchased licenses.
Step-by-step:
Note: The game does not work on Xbox One or Xbox Series X|S via backwards compatibility. Harmonix confirmed that the game’s unique engine and reliance on the Xbox 360’s specific architecture prevent it from running on newer hardware. You need a real Xbox 360. A few tech-savvy users have attempted to emulate
Is there hope for a remaster or re-release? Harmonix was acquired by Epic Games in 2021. Since then, they have focused on Fortnite Festival—a rhythm game mode inside Fortnite that heavily borrows concepts from Rock Band Blitz.
In Fortnite Festival, you use a controller or keyboard to hit notes across multiple tracks. Many journalists have called it a spiritual successor to Blitz. However, it is not exactly the same, and you cannot import your old Rock Band DLC.
Harmonix has stated in interviews that music licensing for a game with 25 built-in songs plus hundreds of DLC tracks is a "legal nightmare." A re-release of Rock Band Blitz is extremely unlikely unless a major publisher pays for relicensing. Don’t hold your breath. For a fast-paced game like Blitz, emulation is unplayable
If you’re nostalgic for Rock Band Blitz, consider:
You’ll see sites claiming “Rock Band Blitz PC download” or “free PS3 PKG link.”
These are almost always:
Harmonix doesn’t host the game anymore — so any non-marketplace link is illegal or a scam.