Legendary Heartbeat gym set contents:
-2 Legendary Heartbeat booster boxes
-64 card sleeves featuring Marnie
-1 flip coin featuring Marnie
-1 deck box featuring Marnie
-1 card box
Each booster box contains 20 packs.
Each pack contains 7 cards.
There is 1 guaranteed amazing rare card in each booster box in just 1 of the packs.
*This item is Japanese