Battlefield 4 [Online Game Code] Only in Battlefield can you experience Levolution, changing the landscape in real-time with interactive environments that react to your every move. Only in Battlefield will you find the awe-inspiring power of the next generation Frostbite 3 engine, whose unrivaled audio and visual fidelity make your game more dramatic, more believable, and more human. Only in Battlefield can you experience an unmatched level of all-out war that grants you the freedom to play to your strengths and carve your own path to victory. Only in Battlefield do you have the power to dominate land, air and sea with all-new, intense water-based vehicle combat.