The new BF4 Radio Easter Egg has been discovered in the Dragons Teeth map Lumphini Garden. This one requires you to wear the Battlefield Veteran Dogtag to activate the radio Easter Egg. There is also a new clue on the map Lumphini Garden which includes a map of Paracel Storm and some Chinese writing.
YouTubes member DANNYonPC has shared a video, showing off the World Cup easter egg that was added to the community test server. This is a brilliant easter egg, so make sure to give it a go. And since we are on the soccer topic, YouTubes member MHjerpseth has shared a live recreation of Fifa 15.