Hidden Arsenal: Chapter 1 also features:
Worms... FROM SPACE!!!
The Allies of Justice who fight against them!
The normally peaceful Naturia!
The proud dinosaurs known as the Jurrac!
And much more!
All of the cards in the original Hidden Arsenal series were either Super Rares or Secret Rares, but in Hidden Arsenal: Chapter 1 many of them can be obtained as Ultra Rares! Each box will have 2 standard Ultra Rares and 4 colorful Ultra Rares. The entire Ultra Rare pool is available in blue, green, purple, and the standard gold.
Each Hidden Arsenal: Chapter 1 box will contain one of several special collectible dice. As a special bonus, Duelists can also learn the legends of the Hidden Arsenal world! Each box will come with an insert detailing part of the Hidden Arsenal story, officially available in English for the first time!
The complete Hidden Arsenal: Chapter 1 booster:
 Secret Rare
 Ultra Rares (2 standard Ultra Rares, 4 colorful Ultra Rares)
 Hidden Arsenal Storyline Insert with Game Mat
 Special Collectible Dice
Set Name: Hidden Arsenal: Chapter 1
Number of Cards: Unknown
Configuration: 8 mini boxes per box
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