[Bonus chapter] Four Elemental Spirit Emperors

'Kacha'

Soon, Necros crushed the second and third Giant Dark Crystals as the pure Dark Energy once again entered his body.

'Ding,

  The host's elemental spirit used a Giant Dark Crystal and increased the [Elemental Ascendance] by five percent.

'Ding,

  The host's elemental spirit used a Giant Dark Crystal and increased the [Elemental Ascendance] by one percent.

'Ding,

  Elemental Ascendance: 16 percent.

Compared to the first Giant Dark Crystal, the efficiency of the Dark Crystals drastically decreased to one percent.

'Even though it was reduced to 1 percent per Giant Dark Crystal, it's alright. For now, I don't have to worry about the Dark Crystals; instead, I have to worry about refining them.'

Currently, Ajax has lots of Darkfire Crystals; however, he needed to refine them first and then he had to merge them into Giant Dark Crystals and then diffuse them into Dark and Fire Crystals.