[WTS] or [WTT] Arma:II Combined Operations

[WillyWong]

Hello guys;

I just bought that ARMA:II CO today. but my computer didn't run well.And I changed my mind wanna get Killing Floor.
(account created yesterday and only have ARMA:II CO Pack)

Steam new bundle for killing floor;(wanna get as gift) (17.99$)
or
2x Normal Killing floor(wanna get as gift) (17.99$)
or
1x Killing Floor + 1x Left4Dead2 (wanna get as gift) (17.99$)

If you wanna trade with me;

Skype:swntzky

Bump >.<