[H] HUMBLE 2K BUNDLE (FULL!); Borderlands The Pre Sequel, Civ V [W] Keys

I have the following games from the Humble 2K Bundle, and will trade for the values listed below. Unless you've got an amazing game to offer, I mainly just want keys at the prices listed below. Thanks!

Have:

Borderlands: The Pre-Sequel (4 keys)
NBA 2K16 (3 keys)
The Bureau: XCOM Declassified (3 keys)
Sid Meier's Civilization V (3 keys)
Spec Ops: The Line (2 keys)
The Darkness II (2 keys)
Mafia II: Director's Cut (2 keys)
Duke Nukem Forever ( 2 keys)
Railroad Tycoon 3 (2 keys)
Freedom Force (1 key)
Freedom Force vs. The Third Reich (1 key)