Itching for more explosions and super fast cars?  Then you are in luck.  Split/Second has already released one FREE DLC pack.  Now, you can download one more pack, Survival at the Rock, which includes the Minepit Park track and a new game mode: Survival Race. Survival Race is a re-imagining of  Survival mode, except instead of passing semis,  players must complete a set number of laps. Survival at...