Via http://www.neogaf.com/forum/showpost.php?p=74172727&postcount=112
http://www.youtube.com/watch?v=hZA6ju-55oA
http://www.youtube.com/watch?v=tP7A4j_mRLA
http://www.youtube.com/watch?v=GJRDcixGZvg
http://www.youtube.com/watch?v=x8OrUIYd3Cg
http://www.youtube.com/watch?v=3OF2qhYJbx0
New Deep Down trailer also released - https://www.youtube.com/watch?v=0xvjx9Wg9Rs - via http://www.dualshockers.com/2013/08/01/deep-down-is-an-online-game-only-ps4-mentioned-so-far/