Invincible Snake Emperor - Chapter 143 - 141: The Snake Spirit’s Water Ability

Huang Dan’s pain nerve is innately different from the ordinary people. A little tore in his skin can cause him to sweat all over his body painfully to the point of him unable to make a word out.

Somehow, he began to cross world, following Mr. System to do the tasks…

In the first world, Huang Dan realizes what it means to die painfully and to live to die again.

TL’s summary:
MC suddenly transmigrated and is bind to a system, requiring him to solve mysteries. Born with a higher degree of pain sensitivity, he met different people in the different worlds and learns what kind of emotion smiling is.

- Description from Novelupdates

Reborn in the Naruto world, Shin Uzumaki finds himself in the doomed Land of Whirlpools. As a member of the Uzumaki Clan! Trapped in a world filled with war, betrayal, and unimaginable power, Shin’s survival seems impossible.. Until it isn’t!![Ding! Replication System Activated!][Daily Login Reward: Common Replication Card.]​​​​​​​[Newbie Gift: Perfect Sage Body—​​​​​​​Adamantine Sealing Chains​​​​​​​—​​​​​​​​​​​​​​Four Symbols Seal​​​​​​​]With the power to Copy any Ability—whether it’s the Kekkei Genkai or Rinnegan or Forbidden jutsu—Shin begins his journey to dominate the Ninja World. [First task: Save Kushina and prevent the destruction of the Uzumaki Clan.]

The era of global dungeon has descended.Lu Wenwu awakens Eye of Insight, gaining the ability to see detailed information of creatures in dungeons.“Having met the Tathagata, why not worship?”In the dungeon, looking at the plump man with a wrapped head sitting on the lotus throne, Lu Wenwu frowned and protected the crowd in front of him.【Tathagata Buddha/Celestial Demon (S)】hp: 1000/100000000【Current Status】: Extremely Weak, Flesh and Blood Disguise, Pretending to be Calm, Skill Seal, NervousHeh, so the Celestial Demon Tathagata Buddha is pretending to be strong. Take a punch from your Grandpa Lu!