Booster packs will be English, Japanese  and Korean.

The minimum pack will contain 1 English 1 Japanese 1 Korean. 

the Mystery packs will be seeded as such 

1:5 odds   1 English 1 Japanese 1 Korean  

1:5 odds   1 English 2 Japanese 1 Korean 

1:5 odds   2 English 1 Korean 

1:5 odds   2 English 1Japanese 

1:5 odds   3 English