Just as Lin Xing once again prolonged his life, the acceleration of time from the perfect state of ignorance propelled the cultivation of the Emperor's Divine, launching an assault towards the second challenge.
...
In the first year, the Endless Flame Sun within the Emperor's Divine triggered an even greater combustion, igniting every thread of immortal qi simultaneously. The dazzling light completely engulfed his entire body, transforming him into a colossal sun.
Day after day of continuous burning, every strand of immortal qi continuously injected by Lin Xing was fully ignited...no, it was not just ignition, but explosion, an endless series of explosions radiating enough light and heat to illuminate the entire sky.
In the fifth year, the Emperor's Divine suddenly mastered the third celestial art of the sun's essence—Star Core Incandescence.