Darkness Metal, the Dragon of Dark Steel [BLC1-EN044] Ultra Rare Px2 You can only use this

You can only use this effect of "Revolution Synchron" once per turn

you can detach any number of materials from Machine Xyz Monsters you control

using the extra smooth microfiber inner material of the box as playing surface

Flip-open panel with strong magnetic closure

Darkness Metal, the Dragon of Dark Steel [BLC1-EN044] Ultra Rare Px2 You can only use thisSet: Battles of Legend: Chapter 1 Card type: Link Effect Monster Rarity: Ultra Rare Attack: 2800 2+ Effect Monsters with the same Type and Attribute You can target 1 of your monsters that is banished or in your GY; Special Summon it to your zone this card points to, in Defense Position, but its effects are negated, also you cannot Special Summon Link Monsters for the rest of this turn, and the Summoned monster is placed on the bottom of the Deck when