10. "Fate: Black Swordsman of Camelot" (OC x OC or OC x harem)
Fate: Black Swordsman of Camelot
Japan was currently on war on each other when a shogun along with his wife decided to send thier newly born son away from conflict from the eastern realm. "King Arthur" along with her knights stumble on a basket floating away from the river as she picks it up, revealing a baby inside it as she took the baby and adopt him as her own child, years would pass by as the boy would grow into a powerful swordsman and knight of Camelot strong enough even to repealled armies alone by himself, let's follow his crusade during the arthurian legends
Free exmpale: