Giveaway by HumbleBundle
- Go to the giveaway page
https://www.humblebundle.com/store/guns-of-icarus-alliance?partner=gfg - Make an account ( verify your email ) go into settings and link your steam account
- Visit the page again
- Click Add to cart > Checkout > Preview Your Email > Download Now > Scroll down to the bottom
- Click on Reveal Steam Key
- CD key will appear
