I am strangly excited for this, will up my FPS game. L3 is going on there for sureSony made a surprising announcement before the end of 2019 — an official $29 add-on for the DualShock 4, the Back Button Attachment. A somewhat cumbersome addition to the controller that adds backtouch paddles, making the DualShock more akin to the Xbox Elite Controller or various other third-party gamepads.