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
Amazon.com: New Sony Playstation 4 20Th Anniversary Edition - PS4300667 : Video Games
Official Sony PlayStation PS4 DualShock 4 Limited Edition 20th Anniver – Dogghead Tech
Sony told off for unfair 20th Anniversary PS4 competition
20th anniversary PS4 nabs $20K on eBay - CNET
Sony DualShock 4 Wireless Controller 20th Anniversary Edition | GameStop
Hands On With Sony's PlayStation 4 20th Anniversary Edition Console | TechCrunch