[H] NS2, Just Cause, Firefall, Batman AA, DA:O, Serious Sam 3, DoW Retribution, etc

Have (all tradable copies unless stated otherwise):

• Master Yi + Samurai Skin code for LoL
• Firefall beta key
• Dota 2 (3x tradable, but also have a couple of keys; no red text on these)
• Rome: Total War Gold (2x)
• Batman Arkham Asylum GOTY
• Nuclear Dawn
• The Void
• Dragon Age: Origins (not ultimate)
• Natural Selection 2 Deluxe Edition
• Fortune Summoners
• Dawn of War II: Retribution
• Serious Sam 3
• Sequence
• Just Cause 1 (key)
• Homefront (key)
• Red Faction Armageddon (key, not from Humble Bundle)
• King Arthur (key from old IGN Prime promo)
• Hamilton's Great Adventure (key from old IGN Prime promo)

Want:

• Knights of the Old Republic 2 for my Rome, 1:1
• Moneypak (will do normal Paypal if you have substantial buying rep on SOP)
• Amazon giftcards. Might accept others as well, e.g. Best Buy, Gamestop
• Offers? I have most of the games I want, but feel free to make an offer. MAKE an offer, don't ask me to offer you

Do NOT Want:

• Coupons, Steam community beta
• Non-tradable copies of any game
• TF2 items (currency is ok for exceptionally good offers)
• Other in-game items
• Indie bundles or games that have been in them (I have pretty much all the ones I want, usually in triplicate)
• Beta games
• Valve games
• International keys (BF3, Diablo 3, etc)
• Accounts
• Amazon sale game keys (Square/THQ/etc), Civ V, Blood Bowl, Starvoid, Tryst, Nuclear Dawn, Dota, The Ship, Sol Survivor keys, Command & Conquer, Two Worlds II Velvet Edition, or Payday keys