SD Gundam Knight

The long-awaited e-book version of that Knight Gundam story series! The country of Lacroa is a peaceful world where humans and MS (mobile suit) Union tribes live in harmony. But now, peace has been trampled by the invasion of the Zeon tribe, feared as MS demons, and they are facing a life-and-death crisis! There is only one person who can save Lacroix. Only the Brave Gundam can pull out the legendary spear electromagnetic spear. Now is the time to protect the future, Knight Gundam!!

(note: Amazon link contains OG run, Bookwalker has Holy Legend, and Retsudan is physical only)