Each booster box contains 24 Mystery Booster Convention Edition 2021 Booster Packs. Each convention-exclusive Mystery Booster pack will contain fifteen cards: fourteen from the gigantically awesome main set, and one Research and Development Playtest card. Please keep in mind that all Playtest cards will have the following warning on them:?TEST CARD - Not for Constructed Play.
A total of 3 guests made comments
![Magic the Gathering - Mystery Booster Box [Convention Edition] (2021)](https://cdn.shopifycdn.net/s/files/1/0588/0886/0834/files/246935_200w.jpg)
Harper Hall - 2024-03-03
Received my product in no time. The quality is superior, and the price is very fair. The customer service team is also very helpful and understanding.