The Sigma Bundle from Indie Royale is live and features indie titles ranging from puzzlers to strategy. Those who pay the current average of $4.26 will net Gravi, Skyward Collapse, 3089, Survive, Freedom Fall, Starpoint Gemini and Starvoid. There’s also a surprise game to be revealed. Pay over $7.00 and you’ll also net the operat0r chiptune album by n00bstar. Hit up the link for more information.