[H] Battlefield 3, some others [W] TF2 keys, Brothers, Contrast

I have:
Dead Space
Medal of Honor
Mirror's Edge
Battlefield 3
Command & Conquer: Red Alert 3 - Uprising

All keys are origin.
I want 3 keys for BF3 or 4 keys for all the games.
I can also trade for Brothers A tale of two sons or contrast. Ask if you have other offers :)

// edit
BF3 sold. Want offers for other games.