GOG.com - Buy 1 Get 1 Free On Games (Inc Fallout & Fallout 2)
- Descent + Descent 2 (double pack, but counts as one item)
- Descent 3 (inc. expansion)
- Earthworm Jim + Earthworm Jim 2 (double pack, but counts as one item)
- Fallout 2
- Fallout Tactics
- FreeSpace (inc. expansion)
- FreeSpace 2
- Giants: Citizen Kabuto
- Redneck Rampage Collection
Particular highlights seem to be Fallout & Fallout 2, can get them both for $5.99!
Giants: Citizen Kabuto is meant to be good, I havn't tried it though.