This week’s Humble Weekly sale focuses on Kalypso Media. For $1 or more, you can get Tropico 3, Sine Mora, SkyDrift, and Anna – Extended Edition. Paying $6 gets you Tropico 4 and Jagged Alliance. Everything is available via Steam, and Anna supports Mac and Linux as well. Tropico 3 is heralded as a great simulation game, while you can’t go wrong with Sine Mora for side-scrolling shooting action. SkyDrift is a good plane-based racing game, while Anna delivers first-person frights. For $6, there’s a lot of good gaming action here.