HAVE

Keys/links:

From Humble WB Bundle: Batman Arkham Origins Millennium Skins Pack DLC, The Lord of the Rings Online: Steely Dawn Starter Pack

From Humble RPG Maker Bundle: Skyborn, Sweet Lily Dreams

From Humble Indie Bundle 13: Tower of Guns (Steam cards), Insanely Twisted Shadow Planet

From Humble Jumbo Bundle 3: Tesla Effect: A Tex Murphy Adventure, Always Sometimes Monsters (Steam cards), Full Mojo Rampage (Steam cards)

From LazyGuys ‘New Times’ Bundle: Circuits, Echo of the Wilds (both with Steam cards), Commando Jack,  Clones, Omegalodon, BEEP, Airship Dragoon

Bardbarian (IG link, Steam cards)
Cubetractor (from IG but a key)

From The Bundle Stars Vendetta Bundle: I Am Vegend - Zombiegeddon

Collapse (Steam cards)

Penguins Arena: Sedna's World

Warlock: Master of the Arcane (Steam cards) ?

Receiver ?

Tropico 3 - Steam Special Edition ?

? - not sure if available