Angry Piranha

The impostor Necromancer, with inferior forces, is hunted and rejected by others. 
The genuine Necromancer, with countless skeletons, becomes a ruling sovereign. 
After obtaining the Double Doors, Wu Heng discovered that his world was overrun with zombies. 
Plan A failed, and thus began the implementation of plan B for survival. 
Wu Heng chose to become a 'Necromancer.' 
Summoning undead is forbidden in this alien world? The post-apocalyptic planet is full of potential soldiers. 
Impossible to survive in a zombie-filled world? Then let me live and learn skills in this alien realm. 
Hence, an undead army armed with modern weaponry made its debut in this world. 
A calamity engulfs the world, a million skeletons rise. 
The Dead Bone Dragon, Undead King. 
(Double Doors + Necromancer + Magic + Fantasy World + Undead Catastrophe.) 

Chapter 876, Investigation Team Arrives