Easter Eggs - Metal Gear Solid 5: The Phantom Pain Guide - IGN
Metal Gear Solid V: Phantom Pain - 15 Easter Eggs, References & Secrets You Must Find
Questions regarding 2 MASSIVE but obscure Easter eggs in MGS5. Portopia Serial Murder Case and a nuclear cutscene (not the disarmament one). (Crosspost r/metalgearsolid) : r/NeverBeGameOver
Metal Gear Survive includes hidden shoutout to Kojima Productions - Polygon
Easter Eggs - Metal Gear Solid 5: The Phantom Pain Guide - IGN