[Cool story + no heroine + invincible + dungeon flow]

Change to become a summoner of the dead, and the skills can be upgraded once per second, and there is no upper limit for permanent upgrades.

[Small Skeleton Summoning] – [Big Skeleton Summoning] – [Elite Skeleton Summoning] – [Epic Skeleton Summoning]

[Desperate Skeleton Summoning]

[Scary Skeleton Summoning]

…

After N upgrades

[Skeleton Summoning to Welcome the Return of the Great Skeleton King]

In addition, there are [Hellfire Summoning] [Hellhound Summoning] [Bone Dragon Summoning] [Ghost Summoning]…

Skills are upgraded once per second, how do you deal with it?

In the Mythic Era, demons invaded, and

humanity gained class awakening abilities, struggling for survival in blood and fire.

Ark awakened the [Necromancer] class at

the start, and his future was nearly cut off.

Fortunately, he still had a skeleton clone with

an attribute panel.

The era of universal job transfer is coming

Wei Xiaosu awakens the hidden profession Undead Summoner, and masters the SSS talent skill "Eternal Immortality", as well as the natal equipment [Shovel] 'Sorrow of the Dead'

Damn it, you are the most unruly human being I have ever seen. Do you have the guts to fight me in a one-on-one duel?

One-on-one? Okay, how about you take on 100 million of us?

...

Hey, you must be the Shadow Dragon, right? Do you want to jump into this pit and bury yourself, or wait for me to knock you out and throw you in?

Shadow Dragon: ? ?

Since then, a name that made countless powerful monsters shudder has been circulating among them.

-Don't shake Bilian Wei Xiaosu-