This is an unboxing video of Union Arena “That Time I Got Reincarnated as a Slime” released on May 26, 2023. Start deck: 12 Booster packs: 1 carton[12BOX: 480P]We will open the above. From the previous information, AP: 6 types (1 sheet per carton) Parallel breakdown (this is online information and may change) U: 6 types (5 sheets per carton) R: 10 types (5 sheets per carton) SR★: 6 types (2 pieces per carton) SR★★: 6 types (1 piece per carton) SR★★★: 1 type (approximately 1 piece per 60 boxes) MeG Twitter https://twitter.com /MEG06983926