The National Army Becomes Invincible Starting from the Mechanical Soldiers

Fang Yun traveled to the world of the National Legion. After awakening the Legion, he can summon troops to fight. The unit he obtained was a mechanical unit. When others were still complacent about a few skeletons and dragon units and looked down upon the mechanical units. Chariots, tanks, mechas, aircraft, cannons, aircraft carriers, warships and other battlefield killers have also appeared one after another! Under the bombardment of wireless artillery fire, Lu Yun led the mechanical corps to sweep across all races, fight for eternity, and become the invincible overlord in the legion era!