: While single-player and LAN often work without an active internet connection, modern multiplayer (Battle.net) may still require a one-time login or the presence of the launcher. Compatibility & Technical Requirements

Since the game was made free-to-play in 2017 (Patch 1.18), you can legally obtain the files and make them portable with these steps:

: Navigate to the installation directory (usually C:\Program Files (x86)\StarCraft ) and copy the entire folder to your USB drive.

: You can often launch StarCraft.exe directly from the USB on other computers.