Why had the Spiral Race lost to the Anti-Spiral Race in the previous great war?
Aside from the Anti-Spiral Race indeed being powerful, with the will of an entire planet concentrated as one, the most important reason was that the Spiral Race could not find the Anti-Spiral Race's lair and could only passively endure relentless attacks.
The Anti-Spiral Race's lair was hidden within Another Dimension, nestled in the gaps between the multiverse.
Once the Human Extermination Plan failed, the Anti-Spiral Race would recall their messenger, Nia, to their home planet and use the records within her body to assess the threat level posed by Earth's humans, ensuring their perfect extermination.
So long as they made good use of Nia, they could easily find the Anti-Spiral Race's lair.
"I'll take these people away first. Tonight, you can get a thorough briefing from the Spiral King about the Anti-Spiral Race and prepare to seize the Cathedral Terra Ship."
After gathering all the prisoners and members of the anti-government guerrillas, Hawking instructed the two of them:
"Only you know about my existence. Don't tell anyone else. When you hold meetings to discuss battle strategies, you can say that all this information came from the Spiral King."
The less attention he drew from the Anti-Spiral Race, the greater the chances of a successful sneak attack in the end.
After leaving the Gurren Lagann World and ending Simon's template loading, Simon's physique and Spiral Power were inherited by his current body.
"So this is Spiral Power? It really is rather interesting."
Feeling the ever-advancing, endlessly evolving nature of the Spiral Power within his body, Hawking immediately closed his eyes and began integrating it into the framework of his Supreme Power.
Having previously integrated the Ancient Winter Coffin, Eternal Flame, and Chaos Magic, integrating Spiral Power