Heavy Container
Heavy Containers were sold by the NBM team for $59.99. Each of them contains an Arcadium crystal which acts as a construction item and can be leveled up and sacrificed during fusions. Additionally, each pack contains other items, ranging from shop tickets to construction packs.

The Heavy Container generally contains a higher quality crystal compared to the Arcadium Capsule.
Rarity
Arcadium Capsule
Heavy Container
Common
45%
20%
Rare
25%
30%
Epic
15%
25%
Legendary
14%
20%
Ultimate
1%
5%
However, the probability for the level of the crystal in each pack is similar:
Level
Arcadium Capsule
Heavy Container
1
45%
45%
2
25%
25%
3
15%
15%
4
10%
10%
5
5%
5%
Additionally, each container contains 10 Shop tickets along with an extra reward:
Extra reward
Amount
Probability
Card piece
4
40%
Extra shop tickets
10
20%
Construction Pack (50/50 GEN1/GEN2)
1
20%
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