— Stand back players, a war is under way. It's gaming giant vs. gaming giant with the latest volley to be fired in the form of (gasp! ) ... a musical ditty. This week, Electronic Arts launched its newest Facebook game -- "SimCity Social." EA is gunning for Zynga and its competing Facebook game “CityVille.” The two companies are going mano a mano in a big way. And EA’s tuneful video digging at Zynga is just the latest turn in the battle.