The Legend of The Lonely Swordsman From The Abyss, The greatest of legends among heroes who have feats of slaying dragons, freeing a kingdom against another, against evil gods that have reigned supreme, but you asked what did he do to be amongst the top against this great mens and womens, its simple he killed them all.
Its starts in one of the normal days of Invricelm a kind festival to praise the heroes that has saved them, it was a beutiful day, flowers scatterd around, happiness is everywhere until one-by-one the great heroes have fallen into the depravity of the abyss, its temptations are beyond the wildest dreams of the heroes.
And of course everything comes with a price, their greed is immeasurable they are very corrupted deep in their souls, they have taken the temptations turning them into horrible monsters that have killed everyone in their respective kingdoms.
Some of them wandered in the abyss, corrupted by the abyss to become these so called The Champions Of The Abyss, such a name for the fools that went in the Abyss, for they do not know the dangers of it.
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The Worlds looks like Bloodborne mixed with Dark Souls I,II,III
But the rest is Original.