If you threw some cash toward Humble Bundle's latest Android collection, you're entitled to three additional games unlocked today as part of Humble Mobile Bundle 4.

Buyers who beat the bundle's average purchase price (currently just under $4) will receive downloadable copies of Sennep's strategy game OLO, Trinket Studios' arcade-style action game Color Sheep, and OrangePixel's run-and-gun shooter Gunslugs, in addition to previously featured games Catan, Vector, Riptide GP2, Zombie Gunship, Badland Premium, and Breach & Clear.

Humble Mobile Bundle 4 will remain available through Tuesday, March 18.

[Image: Humble Bundle]