https://www.unseen64.net/2014/10/16/jak-daxter-4-reboot-ps3-cancelled-concept/
https://www.unseen64.net/2013/01/06/simian-ps3-cancelled-prototype/
https://www.unseen64.net/2012/10/21/sony-cambridge-sci-fi-game-ps3-cancelled-prototype/
https://www.unseen64.net/2012/09/10/zodiac-assassin-ps3-cancelled-prototype/
https://www.unseen64.net/2012/11/27/revolution-4-ps3-cancelled-prototype/
https://www.unseen64.net/2013/06/11/manhattan-ps3-cancelled-prototype/
https://www.unseen64.net/2016/04/19/medievil-3-fate-arrow-ps2-cancelled/
https://www.unseen64.net/2010/02/13/jalapeno-harry-psx-cancelled/
Sony Santa Monica's canceled new IP has major concept art leak, 35+ images:
http://www.neogaf.com/forum/showthread.php?t=1344801