A platform mining adventure, with gameplay elements borrowed from Super Metroid and Terraria, where you guide mining steambot Rusty through the depths of an old mining town.
Steamworld Dig Review for Mac OS X
Steamworld Dig, or to give it its full title, Steamworld Dig: A Fistful of Dirt, is perhaps best described as an anthology of gaming's greatest hits. It has been compared to Terraria, Spelunky and a host of other esteemed games that sadly have not (yet?) made their way to Mac OS.