The Humble Weekly Sale is back with the ability to pay-what-you-want for a bundle featuring Machinarium, Windosill, Samorost 2 and Lume. Pay $6 or more and you will also unlock Botanicula and Shelter, plus five digital soundtracks. The games are available for Windows, Mac, Linux, and Andorid depending on the offering. All games except for Samorost 2 are also available for Steam redemption. The Humble Weekly Sale featuring Amanita Design & Friends ends on Thursday, January 9.