[H] l4d2, LA Noire, Nuclear Dawn [W]offers

A copy of Doom3 or Quake4 for l4d2?

are u interested in darksiders? have a steam key

portal 2 for l4d2

Portal or MNC for Nuclear Dawn?

Railworks 2012?

Death Rally for L4D2? but it's a key, I could go first.

Bioshock 2 for L4D 2