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The Humble Weekly Bundle is called Cats Cats Cats!.
Pay what you want ($1 min for Steam keys) for:
Schrödinger’s Cat and the Raiders of the Lost Quark
Pix the Cat
Aqua Kitty – Milk Mine Defender
Pay $10 min for above plus:
Hot Tin Roof: The Cat That Wore A Fedora
Pay more than the average (currently $3.94) for above plus:
Torchlight II
MouseCraft Humble Deluxe Edition