Godly Ability—Heavenly Spark!
This was the variant of Spark that Feifei had derived to destroy the Sparks of the Mong Realm while retaliating with the same effect.
The two immortals weren't even aware that their fates had been sealed by him. However, Krune wasn't satisfied with this alone, recalling the time when one of his clones became a member of the Abolition Tower and exploded, and the same thing that happened to himself thanks to the Mong Realm God, Henfa-L-Talon.
'The Abolition Tower has been established as a terrifying terrorist organization in the Kun Realm. Its name alone strikes fear in the hearts of countless immortals. Then, I should do something similar,' Krune thought, activating Mental Energy as he made minor changes to the Heavenly Spark.
'Now, there would be a festival when they detonate.' He smiled, flying away before pausing his actions, deep in thought. 'Wait, they were talking about fighting the Tilk Realm, right?'