Things You'll Need
Instructions
Visit the Blizzard homepage.
Click on the "Games" tab.
Click on the "StarCraft II" icon.
Click the "Digital Download: Buy Now" button.
Log into Battle.net or create a new Battle.net account.
Click on the "StarCraft II" game icon.
Click on the "Buy Digital" icon.
Review your purchase and click the "continue" icon.
Enter your payment and billing information and click "continue."
Download and install the Blizzard Downloader.
Register your purchase of "StarCraft II."
Use the Blizzard Downloader to download "StarCraft II" to your hard drive by following the onscreen instructions.