Marcus lost the drive, but the remained burned into his memory. Ten years later, when he finally bought the game on a digital storefront, he realized he still remembered that string of characters better than his own social security number.

, you’re in luck. The GOG version, in particular, is DRM-free. You can typically move the installation folder to another drive, and it will run without asking for a key or registry entries. 2. Making it Truly Portable To make the game run from a USB stick without installation: Use the GOG Version:

If you want a legal setup, you have three primary options: