I'm a proper student; I only take nine kinds of potions every day.

Ivan transmigrates into the body of a student who sells his blood for drug trials and gains a talent panel.
[Power of Nine Dragons: You can reverse the side effects of nine drugs simultaneously]
Wise Man University: The latest sleeping pills for students who can stay up all night.
You have taken the [Unfinished Hibernation Potion]: cognitive impairment, unable to wake up for five days.
Reversal effect: You can study in your dreams for five days.
Red King Laboratory: Experimental growth agent, proceed at your own risk.
You took the [Stage 2 D Virus]: muscle hyperplasia, blood clotting.
Reversal effect: Constitution +0.3, increases physical flexibility.
Healing Church: For orphans with high drug resistance.
You took [? ? ?]: Skin ulceration, internal organ melting, mental mutation.
Reversal effect: ? ? Bloodline +2%, you feel like you have an extra eye.
The leader of the esoteric sect: I am the apostle of plague, my body is afflicted with 666 kinds of plague, I will…
Ivan swallowed it whole: "Go tell the 1000 potions in my stomach."
[You reversed the side effects of 'Heart of Plague,' gaining the rank: Cancer of Immortality, you are immortal and indestructible.]
……
Years later, when Ivan ascended to the throne, having embraced all the poison and curses of the world, he heard the people proclaiming his name.
Great Father, Plague Lord, Sage of Sin, Savior of the Black Sun, Master of Evil, Lord of Unity...