Chang-Sun didn’t come up with the Fire Bolt, the strategy created by combining [Explosive Thunder] and [Lightning Web], on his own. He got the inspiration for it from his battle against the Hongsal King.

‘The Hongsal King condensed his mana in advance and made it explode whenever we clashed,’ Chang-Sun recalled.

Chang-Sun couldn’t get the upper hand against the Hongsal King even though he utilized Double Sword Resonance using [Yuchang Sword] and [Tiamat’s Snaggletooth]. After all, the Hongsal King’s mana explosions were just as destructive as Chang-Sun’s. The Hongsal King made Chang-Sun think he could come up with a new offensive technique that revolved around making the concentrated Eon Fire explode. If he could combine it with divine and demonic energies, he could create a much bigger explosion than the Hongsal King could.

‘No, it’s too dangerous,’ Chang-Sun thought after pondering for a long time. It would be difficult for him to use the technique.

The Double Sword Resonance alone already significantly overtaxed him. Creating a bigger explosion could be helpful in the short term, but it would...