My 20th Anniversary PS4 controller broke, so I swapped the PS button into my glacier white controller to make it a PSOne Slim Anniversary Controller : r/psx
PS4 20th Anniversary Dual Shock Controller for Sale in Hawthorne, CA - OfferUp
Customer Reviews: Sony 20th Anniversary Edition DUALSHOCK 4 Wireless Controller for PlayStation 4 Gray 3001074 - Best Buy
PlayStation 4 | 20th Anniversary Edition Detailed Unboxing - YouTube