DxD: Matsuda? - Chapter 56: My Pimp Rias?

Ethan transmigrated from earth to a post apocalyptic martial world with a system.His system has only one function: Double the attribute every day. Watch him rising in the universe with a pace faster than the speed of light.

On a continent where every soul is born with a Seal that defines their destiny, there is no place for the weak.“Mo Bai” son of the Demonic Seal Sect, had his childhood stained in blood—forced by his own father to kill at the age of six.With only average talent but an unbreakable will, he enters the Demonic Academy, where his journey begins—to prove that sheer will can shatter all limits… and even rewrite the very laws of the Seal.Tags:1. Unique Cultivation System2. Dark Fantasy3. Cunning Protagonist4. Evil MC5. Anti-Hero6. Power Absorption7. Martial Arts8. Sect Politics9. Intelligent MC10. Villainous MC11. World Building12. Psychological13. Twisted Morality14. Mystery15. No Romance16. Gore17. Average Talent18. Betrayal19. Survival20. Slow Burn Power Progression21. Cold-Hearted MC22. Scheming23. Dark World24. Tragic Past25. Growth Through Suffering26. No System27. Morally Gray MC28. Descent Into Darkness29. Heaven-Defying30. Clans and Bloodlines

Everyone else transmigrated and became a human, but Castra transmigrated and became a summon spirit.Even worse, he was an animal Poop Shoveler Spirit, the lowest of the lowest F-rank spirit!Summoners despise him and they gave him 1 star reviews.Bad review= no summons= die!;Oh God, help!God heard Castra's prayer— and sent him a poop.DUNG! [Behold! The great Poop system is here! You only need to shovel and you will level up, becoming the greatest SSS-Rank spirit!]Castra: So easy? what to shovel?DUNG! [Shovel an orange cat's poop ×10][Reward: SSS-Rank Nyan Nyan Punch Skill]...is this a joke??A joke or not, Castra already got his death sentence.BEEP. [Dear spirit, you have accumulated five 1 star reviews in a row from your summoners.][As per the Spirit World's regulation, you will be annihilated in 3...2...1...]————Former title: SSS-Rank Poop Shoveler SpiritTW:• A lot of swearing related to sh*t• A lot of poop-related skills (don't worry, all animal Poop)Power level:• Summoners & summon spirits: -F-rank to SSS rank• Dungeon monsters & wild monsters:F-rank to SSS rank• Mage: 1 circle- 9 circles• Stats: 1 star-5 stars

A data loving young man from Earth has an accident which transports him to a dark land filled with terrifying creatures and magical powers. Fortunately for him, he has a Biological Assistance Chip to ease his path. However, things in this bizarre and strange world are not always as they seem, and, though it is a tremendous asset, the chip doesn’t always work as expected. With all of the crazy creatures and magical mayhem around him, one can only wonder what the future holds for this young man…