This game is suitable for ages 15 and up. Can be played with 1-4 players online. In order to obtain contents you must have the internet to connect to PlayStation Network. Product codes can only be used once. "Monster Hunter World: Ice Borne Master Edition" includes "Monster Hunter World" main feature and expansion contents "Monster Hunter World: Ice Borne". For those who have the main feature of Monster Hunter World", you can upgrade by purchasing only the expansion content "Monster Hunter World: Ice Borne".