This set includes cards from the OCG Duel Terminal - Judgment of Omega!! and the OCG Duel Terminal - Xyz Startup!!. It is the sixth series of Hidden Arsenal, following Hidden Arsenal 5: Steelswarm Invasion. It is followed by Hidden Arsenal 7: Knight of Stars.
Introduces the new Xyz Monsters and their game mechanic as well as further support for "Vylon", "Laval", "Gem-Knight", "Steelswarm", "Gishki" and "Gusto" cards.
Each TCG pack contains 5 foil cards: 1 Secret Rare and 4 Super Rares.