[Urban Rebirth + System + Gangster Boss + Cold-blooded + Cunning]

A down-on-his-luck middle-aged man is unexpectedly reborn 28 years in the past.

A shocking heist activates the "Black Gold System".

You guys make more money, it'll all become my wealth sooner or later anyway, hahaha

...

Ruthless gangster Ye Zhihuan: Who in the underworld is more ruthless than me? Lin Dong? Never mind then.

Thief King Zhang Ziqiang: I swindled 1.2 billion yuan from Li Ka-shing in one go. Who is more ruthless than me? You mean Lin Dong? Never mind, never mind.

...

"You mean, the nuclear winter plan targeting Lin Dong failed?"

"Yes, the plan was carried out, and the nuclear bomb was detonated, but it didn't kill anyone."

"This freak, many people want to kill him, but no one can!"

...

Many years later:

"Master Dong, are you satisfied with the profits of underground gangs in various countries this year?"

"Mr. Dong, this is the presidential candidate list for the current US election. Who do you want to be elected?"

"Master Dong, the proposal for the Dragon Gang to join the permanent members of the Security Council has been passed unanimously!"

...

(The introduction is inadequate, please proceed to the main text)