Sony’s PlayStation DualShock 4 Back Button Attachment is ideal for gamers that want a pro-style controller but balk at the prices of third-party options from the likes of Scuf and Astro.

So the PS4 comes with the DualShock 4, inarguably the best controller Sony's ever made. And the PS3 launched at an abnormally high price point, costing $200 more than its competition. So the PS4 ...