[H] tf2, dota, and more Keys and some Origin Game Codes from Humble [W] Cards

I have keys for Tf2, Dota 2, and can get other keys.

Trading keys for cards other than the ones listed below;

Summer 2014 cards
CS:GO
Terraria
Defy Gravity
Steam Summer 2013

Willing to negotiate how many cards per key depending on sets of cards.

Origin Game Codes

Willing to negotiate on prices for these.

Dead Space Origin Key
Burnout Paradise: The Ultimate Box Origin Key
Crysis 2 Maximum Edition Origin Key
Dead Space 3 Origin Key
Medal of Honor Origin Key
Mirror's Edge Origin Key
Command & Conquer: Red Alert 3 - Uprising Origin Key
Populous Origin Key

Edit;

http://steamcommunity.com/tradeoffer/new/?partner=22798111&token=rOWbX8xh

My trade URL.