Tavern in Another Dimension:Getting the Elf Queen Drunk at the Start - Chapter 65 - I Swear On My Career!

He is a young man without a spirit root. It is believed that this denies him the chance at cultivation. However, a mysterious lady imparts a Supreme Demon Classic to him and from then on, he starts his path of cultivation.
He undergoes a total transformation to emerge as the most fearsome and powerful fiendish demon in his era, that even immortals and fiends are fearful of him, and saints are at his beck and call.
Mastering the Supreme Demon Classic is the turning point in his life. He is able to unleash his immense and divine power from within, illuminating the entire universe!

- Description from Novelupdates

I became a side-character who died in anguish because of her good-for-nothing husband.

If I can’t avoid getting married, why don’t I change who I marry instead?

“Excellent, marriage sounds good.”

“Wise choice. Then let’s have a wedding ceremony that isn’t too ceremonious. Following that, I’ll need you to go down to the Fief and behave like the lady of the house until I call for you. Naturally, there won’t be any time to spend in leisure whilst dousing yourself in luxuries.”

“I’m not marrying you, but your father instead.”

“……Pardon?”

“I’m not going to marry you. Do you have a problem with that?”

You have unlocked the skill Money is Power (MAX)In an unknown land, where towering beasts, malevolent demons, and capricious gods reign supreme, a young man awakens in chains, his past erased from memory. He somehow knows that his name is Raiden, and he finds himself a slave for a ruthless group of bandits that buy war orphans.Raiden's days blur into a haze of toil and torment, his mind a void looking for answers. But beneath his exterior lies a dormant power, a skill that, when unlocked, promises to reshape his fate: Money is Power (MAX). This unique ability allows him to manipulate wealth in many ways, transforming it into strength, influence, and even magical prowess.As Raiden navigates the dangerous world, he discovers the true extent of his power. Gold becomes his sword and shield, enabling him to do pretty much everything he wants. With every coin he acquires, his influence grows, challenging the gods themselves and unsettling the very fabric of the world.

What happens when a man gets transported into a foreign world filled with magic?