Marvel-ous Ninjutsu - Chapter 156 - 00155. There was only ever one choice.

Zavier met Cosmic Consciousness after his death. He was satisfied with every system that Cosmic Consciousness exhibited, so he wanted all of them. Surprisingly, the Cosmic Consciousness obliged him.

Zavier was reborn in an isekai full of magic and alchemy. Now, he had many routes to upgrade. Interestingly, to coordinate these systems, Cosmic Consciousness gave him the gift of being able to duplicate himself. He could clone a finite number of himself to manipulate these systems.

Magus, Alchemist, Mesmer, Tamer, Hunter, Vampire, Werewolf, Dragonknight, Necromancer.....

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By the way, it wouldn't appear NTR or some bullshit harem of courtships. MC of course will have harem but not for cliches.

After successfully reaching the Core Formation Stage and forming his Golden Core, Bai Langtian was betrayed by his own Master. His core was ripped from his body, and he was thrown off a mountain cliff into a valley full of demonic beasts.Thankfully, he survived the fall, and met his senior sister, Shangguan Yue Ling.She too had been betrayed by the same Master and pushed into this valley ten years ago. Ever since, she had been surviving alone by eating the corrupted flesh of demonic beasts.Now, Yue Ling revealed to Langtian a new path of cultivation:Demonic Cultivation.To reclaim his strength and take revenge, he must consume the flesh and essence of ten thousand demonic beasts.

[Ding!][Ultimate Tycoon's Perfect Life System Activated][Spent $100,000 in an hour. 10x reward unlocked. Earned $1,000,000][Make the Villain beg for your mercy. Get premium limited edition super car][Destroy the hero who tried kill you. Get a villa worth of $500,000,000][Become the ultimate tycoon]James was an orphan has never had any luck in life, but that changed when reincarnated in his favourite novel, and got the best gift a reader could have get.“Do you want a perfect life?”The moment he accepted he transmigrated in his favourite novel and woke as poor character who got off-screened by the author.But the story he knew isn't the same anymore, the characters have their own free will, villain's may become hero's, hero's may become villain's. Constantly trying the damage the original plot he knew.But as a veteran reader how could he lose?No matter what happens he will protect his waifus, he will thrive, he will rise. he will become the “Ultimate Tycoon”

Can you get used to dying? Not really.

When a particular universe was born, its seven primordial Concepts acquired an ego. Omniscient and omnipotent, they seek since to enrich their home. To do so, they plunder other universes, capture young civilizations and plagiarize ideas. Many monsters, gods, civilizations, and races are competing for the eighth throne.

Eons later, it is Earth's turn to be torn away from its Sun.

Humanity begins its integration by participating in a Tutorial. Priam has the luck and the misfortune to finish the Tutorial first. Luck because his reward is a form of pseudo-immortality. Misfortune, because as the champion of his civilization, he is transported to Elysium, the most dangerous world created by the Concepts. Nine out of ten champions lose their lives there on their first day. Fortunately for Priam, he has many lives.