Just received AC4, the box suggests it's region locked (Marked as region 2). I thought they were region free? : r/PS4
PS4 Games Region Codes Explained - GamerBraves
Game One - What is up with PS4/PS5 game region? How do you identify them? - Blog
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Official Sony Fat PlayStation 2 PS2 SCPH-39000 Console JAPAN REGION LOCKED Bundle (B~C) – Retro Games Japan
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PS4 launches in China, somehow isn't (totally) region-locked
PS Games Region Codes - RENTORI
PS Games Region Codes - RENTORI
How to check the what zone/region your game in the disc/case? : r/PS4
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PS Games Region Codes - RENTORI
Game One - What is up with PS4/PS5 game region? How do you identify them? - Blog
Why are PS1 retail discs still region locked on PS3? - Part 1 - YouTube
PS4 - Playing DVDs from other regions - YouTube
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Regional lockout - Wikipedia
