Rise of the Limitless Necromancer

A brief description of the manhua Rise of the Limitless Necromancer:

A soldier who died in battle in his previous life is reborn in another world, awakening the weakest C-Rank Class [NECROMANCER], yet gaining the power of [RESTRICTION REMOVAL] that shatters the rules. With an undead army that crushes all beneath them, he rises from the absolute bottom of the class hierarchy to embark on a counter-attack journey toward becoming the strongest, the [SOVEREIGN OF THE UNDEAD].