1. Register / Login here
2. Click "Profile / Keys"
3. Scroll down to see the links to your keys (Requires Steam login)
If you missed the previous giveaways you can also pick up Enclave, Knights and Merchants HD, Commander - Conquest of the Americas, Earth 2150 - Lost Souls
Bonus:
G2A: Prices Fell off The Throne Sale - 3% off voucher: KINGS
23% Off Big Name Upcoming PC Titles