Any of these? Satazius Steam Key (Has Steam Cards), Fractal Steam Key, FTL: Faster Than Light Steam Key (Has Steam Cards).
Humble Nordic bundle non-bta (Supreme Commander, Supreme Commander: Forged Alliance, The Guild 2, and Red Faction: Armageddon)
The Binding of Isaac + Binding of Isaac: Wrath of the Lamb - 1 key
Serious Sam 2 - 1 key
Trapped Dead - 1 key
Painkiller Overdose - 1 key
Nation Red - 1 key
McPixel - 1 key
Forge - Starter Pack - 1 key
DLC Quest - 1 key
World of Goo - 1 key
Just Cause - 1 key
Hotline Miami - 1key
Shadow Warrior Classic Redux - 1key
Duke Nukem 3D: Megaton Edition - 1key
Dungeon Hearts - 05.key (Tour of Duty Ticket)
Super Meat Boy - 1key
Waking Mars - 1key
Stellar Impact - 1key
Men of War - 1keys
Jack Keane - 1key
Mini Motor Racing EVO - 1key
[h] 1 key [w] game