Holy Necromancer: Rebirth of the Strongest Mage - Chapter 3: Can't show yet can't hide

After breaking up with his girlfriend, he accidentally acquired a genius system and rose from there against the heavens, becoming invincible..

- Description from Novelupdates

Durin Kesma is the third child of the Kesma family. He has three brothers and two sisters beside two brothers and a sister. It can be said that it was one of the worst that Dulin’s family was born at least for the generation.

- Description from Novelupdates

The Hero’s party was attacked by a large group of powerful devils. The party will no doubt be annihilated if this were to go on.

Eren Idril died as an old, decrepit, and piss-poor adventurer by the maws of a D-Rank monster. He had a lot of unfulfilled dreams and desires that couldn't see the light of the day after the light in his own eyes died down.

But fortunately for him and unfortunately for the world, that wasn't his end. Eren was somehow dived back in time when he was a mere teen, attending Lionheart Academy for adventurers.

When life gives him a second chance, Eren decides to exploit it to its fullest. Experience his vile deeds as he partakes in them without feeling the slightest bit of hesitation.