I have some new duplicates. Also found Humble Bundle's new Keys page which revealed a few more keys I'd forgotten I had.

Antichamber
BioShock 2
Chaos on Deponia
Deponia
Fez
Gone Home With Soundtrack
Hammerwatch
Just Cause 2
Legend of Grimrock
LIMBO
Monaco: What's Yours Is Mine
Mortal Kombat Arcade Kollection
Napoleon: Total War
Orcs Must Die! 2: Complete Pack
Risk of Rain
Shadowrun Returns
The Swapper
Titan Attacks!
Trine 2: Complete Story
Type:Rider
UnEpic
Valdis Story: Abyssal City