Whenever humans developed a certain level of civilization, they always left something behind, whether actively or passively.
This included, but was not limited to, writing and murals.
The human Noble kingdom that built a temple on Iron Island was no exception.
They recorded much crucial information in its innermost chambers. Though some of it had become blurry and unclear with age, the context and a few deductions made the truth easy enough to discern.
Simply put, the civilization that built this place was the one mentioned in the earlier records.
"Pray to God, and God grants the Noble kingdom endless firepower and inexhaustible steel... Gold and stone melt away to forge steel armor, invincible in battle and unstoppable in conquest..."
Cynthia murmured softly.
In some distant, unknown era, a human settlement had nearly been wiped out by war.
To save his people, the leader of the tribe began at the foot of Mt. Coronet, kowtowing with every step until he reached the Temple of Sinnoh, where he prayed for God to protect his companions.
Moved by his sincerity and taking pity on his people's plight, God caused Steel Mountain and the Lava Beast to descend near their settlement, granting them the power to resist foreign enemies.
Steel Mountain was Iron Island, while the Lava Beast was Heatran.
Among the faded murals, one stood out in particular—
On the left was a human with both hands raised. On the right was Heatran looking upward. Floating in the air between them was a small cube.
The written records called it the core of Steel Mountain, something Heatran carried with it. So long as they possessed this core, they could transform ordinary rock into steel and produce an endless supply of it.
Using it, the tribal leader forged weapons that could pierce anything