The new addition is just the latest in a long list of superpowers, including the ability to run at four miles per hour, climb slopes up to 35 degrees, and maintain balance on terrain ranging from slick ice to mud, snow, and rubble — even when subjected to punishing kicks, as shown in the bottom video. Now, armed with this newfound throwing capability, there’s little separating BigDog from its cousin, Dog from Half-Life 2.