The True Law of Nether Prison Flame
This cultivation method had come from fragments of the Sin Lord's memories. It was an overbearing inheritance technique from the world of that Jie Realm Great Being.
Once mastered, one could attain the Nether Prison Dao Body, transforming oneself into an immense Nether Prison. Within it were the Eighteen Levels of Hell, each more terrifying than the last.
Moreover, attaining the Nether Prison body also completed the transformation from human to god, making one a Postnatal God-Demon:
One's status would be equal to that of the Barbarian King of the Barbarian Race, the Demon Emperor of the Demon Race, or the Spiritual Venerable of the Feathered Clan, and one's lifespan would be all but endless.
Beyond that, mastering the True Law of Nether Prison Flame was equivalent to gaining control over a wisp of Xiantian Tribulation Flame. It was a wisp of tribulation fire born when the earth shattered during the Great Calamity, containing the sorrow and fury of countless living beings and wielding an indescribable Destruction Force.
With control over a wisp of Xiantian Tribulation Flame, one could briefly take the place of the Heaven's Will and bring tribulation down upon a target.
There was no way to counter this technique; one could only endure it. Fail to withstand it, and the tribulation flame would burn one to ashes, erasing one from the world.
When Jiang Yan advanced, he had also incorporated the essence of the Black Sun Catastrophe into his Jie Realm cultivation technique, making this wisp of Xiantian Tribulation Flame even more powerful.
"Advance!"
Jiang Yan's thoughts layered and swirled around one another. The Cultivation Technique Modifier before him gradually came into focus.
Whoosh!
Whoosh!
In an instant, Jiang Yan's body suddenly stiffened. Countless cracks appeared across it, and he