Dragon Gear - Zangeki Mach Armor:
Cross Gear When this card isn't crossed with a creature, you may have your Dragon and Samurai creatures cost 1 less to summon. They can't cost less than 1. When this card is crossed with a Dragon or Samurai creature, all of your Dragon and Samurai creatures get +2000 power and gain "Speed attacker" This card may be crossed with [Bolmeteus Samurai Dragon] without paying its cost.
