Iron Blooded - Forty Two: Root of Evil

The world was once at war with 10 alternate worlds. This was known as the Concept War and our world won 60 years ago. All of this was concealed so no normal people are aware of this fact in the current time.

After the death of his grandfather, the high-school student Sayama Mikoto is suddenly summoned by the giant corporation IAI. He learns this world is headed for destruction due to the acceleration of the Minus Concepts. To prevent this, negotiations must be undertaken with the survivors of the other parallel worlds so their 10 concepts can be released.

And so Sayama is caught up in the final battle to clean up after the Concept War which left behind so much enmity.

Gon is the son of the duke of Hannan, but he has one problem, he has no mana. This makes him the subject of mockery among everyone in the town.It seems this is his destiny, to be ridiculed until his death but while dealing with a scroll his grandma left him, Gon gets the harem system.Name:Level:Skills:Conquered women:Potential women:The system gives him a new life and guides him to become the most powerful mage but of course this comes with enemies who Gon has to fight.This book is rated 18 because it contains lots of lemonsThere's NTR, there might be yuri.

Thomas Lowe was destined for a life of mediocrity as he worked a dead-end job in rural america. But fate seemed to have other plans for him. One card changed everything. A power beyond imagination. A prophecy that put him in the crosshairs of Ancient Clans and Noble Houses that have existed since the dawn of the first era.The name of that card was....