Students, Watch out! Professor Crowler is back, and he's better than ever. and he's ready to teach all of you the art of dueling with his new Machine's Re-Volt Structure Deck! This deck is packed with all new Ancient Gear Monsters like Ancient Gear Dragon, and Ancient Gear Engineer! Become the teacher's pet and show off the true power of up to 12 all new cards! Including for the first time, Yugi's Gadget Trio! A set of monsters that create advantage by swarming the field! Then spring the ultimate machine trap, Stronghold the Moving Fortress, a 3000 ATK Trap Monster!