Alien Agency: Exchange a Chicken Feather for Gundam

Xu An traveled to a parallel world. Awakening the alien agency system, you can travel through various planes! On that day, Xu An took a dozen mercenaries and a chicken feather to the alien planet to exchange for 20 Gundams. Directly defeat the combined forces of the United States and Sakura Country! The United States: "Don't talk about martial ethics..." Sakura Kingdom: "How come this Dragon Kingdom army has dozens of extra Gundams inexplicably?" This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.