Pay $1.00 to get 3 Joy of Painting videos. Beat the average price for 3 Joy of Painting e-books and 50% off coupon for Jackbox Party Pack 4. Pay $15.00 for Corel Painter Essentials 6 + Brush Pack, Bob Ross: The Happy Painter Documentary and $2 Humble Wallet credit (available only for Monthly subscribers!).
Get 9 naughty Steam games for $2.97. Nearly all (7) of those games have Steam Achievements.
Pay $3.99 (before price increase) for 8 Steam games - 4 include Steam Trading Cards!
Pay $12.99 for Ashes of the Singularity and 8 DLC.