Games that can activate on Steam:
- Metro 2033 = $4.99
- Darksiders = $4.99
- Sid Meier’s Civilization V = $7.49
- Mirror’s Edge = $5.99 – Might activate on Origin.
- Spellforce Universe = $6.78
- Two Worlds II Game of the Year Edition = $24.98
The Buy 3 Get 1 Free promo works like this. Purchase 4 games on the same order and you get the cheapest game free. Also keep in mind you get blue coins when buying games at GG, which can be used towards future purchases.