If you're lucky enough to find fellow Roboni-i owners then you can network with three robots at any time, which will allow them to shoot at each other during games or exploremode.
If you've got a case of the bow legs, stop by Alamo Segcity to rent the impossibly cool modern mode of transport to explore the five miles of trails along the San Antonio River.
Heck, it even has Steam's Big Picture Mode built right in, allowing you to explore Steam and purchase games, as well as push them directly to your television (employing Shield as your controller).