booster pack
noun
- sealed package of cards or figurines, designed to add to a player's collection
Wiktionary
Pronunciation: /ˈbuː.stə ˌpak/ / /ˈbuː.stə ˌpæk/ / /ˈbu.stəɹ ˌpæk/
noun
- An expansion deck of a trading card game.
Pronunciation: /ˈbuː.stə ˌpak/ / /ˈbuː.stə ˌpæk/ / /ˈbu.stəɹ ˌpæk/