In the world of Mortal Kombat, power determines supremacy. The Earthrealm's fate hangs in the balance, as two formidable fighters prepare for a duel that would echo through the ages.

Sub-Zero, the Cryomancer, stood tall, his icy gaze fixed on his opponent, the god Lui Kang. His breath steamed in the chilly air, a stark contrast to his frosty demeanor.

On the other side, Lui Kang, the god of fire and combat, stood unwavering. His fiery eyes burned with determination, a testament to his indomitable spirit.

The clashing energies of ice and fire filled the arena, creating an atmosphere of tense anticipation. Both warriors, though diametrically opposed, shared an unspoken respect for each other.

As the battle commenced, Sub-Zero was quick on the offense. He summoned a flurry of icy shards, hurling them towards Lui Kang with deadly precision.

Lui Kang, however, was not easily outdone. With a swift movement, he summoned a blazing fireball, melting Sub-Zero's icy assault into harmless steam.

The crowd watched in awe as the two fighters clashed, their powers creating a spectacle of light and energy. Neither seemed to gain a definitive upper hand.

Sub-Zero, sensing an opportunity, created an icy clone of himself, hoping to distract Lui Kang. The clone charged, its chilly existence threatening to freeze anything it touched.

But Lui Kang, ever the tactician, saw through the illusion. With a swift kick, he shattered the clone, sending shards of ice flying in all directions.

Undeterred, Sub-Zero retaliated with a chilling freeze blast. The cold energy swept towards Lui Kang, hoping to encase him in a block of ice.

Lui Kang, however, was too quick. He evaded the freeze blast, leaping into the air and launching a barrage of fireballs at Sub-Zero.

The fireballs exploded upon impact, causing Sub-Zero to stagger. But the Cryomancer was far from defeated. He retaliated, calling upon his icy powers.

In a swift motion, Sub-Zero conjured an ice sword, its blade shimmering with deadly cold. He charged at Lui Kang, determined to land a decisive blow.

Lui Kang, however, was not unprepared. He summoned a dragon of fire, its form blazing hot and eyes glowing with intensity. The dragon roared, meeting Sub-Zero's charge head-on.

The clash of ice and fire was cataclysmic. The arena shook with the impact, and for a moment, it seemed like the world itself had come to a halt.

Sub-Zero and Lui Kang were both thrown back, their energies depleted. The crowd held its breath, waiting for one of them to rise.

To everyone's surprise, both warriors slowly rose to their feet. Their clothes were tattered, their bodies bruised, but their spirits unbroken. The fight was not over yet.

Sub-Zero, with a renewed sense of determination, prepared for the next round. He would not let his guard down, not when so much was at stake.

Lui Kang, on the other hand, took a moment to meditate, drawing upon his inner strength. He stood ready, his eyes burning brighter than before.

Once more, the fighters clashed, their attacks faster and more ferocious than before. They were a blur of movements, their powers clashing in a spectacle of light and energy.

Sub-Zero, with a swift movement, managed to land a blow on Lui Kang. His icy fist connected with the god's chest, sending him flying backward.

But Lui Kang was far from defeated. He rose once again, his eyes burning with determination. With a roar, he charged at Sub-Zero, his fists blazing with fire.

The final clash was imminent. Both warriors, their energies at their peak, charged at each other. The air crackled with tension, as ice met fire in a decisive showdown.

The resulting explosion of power was blinding. Both fighters were thrown back, their energies depleted. But when the dust settled, one figure remained standing.

It was Lui Kang. He stood victorious, but not without cost. His body was bruised, his energy drained. But his spirit was unbroken, his determination undimmed.

Sub-Zero, though defeated, was not disgraced. He had fought with honor, proving himself a worthy opponent. He nodded at Lui Kang, acknowledging his victory.

Lui Kang, in turn, bowed to Sub-Zero. He had won the battle, but the war was far from over. The Earthrealm's fate still hung in the balance.

As the crowd cheered, both warriors retreated. They had given their all, and now it was time to rest, recover and prepare for the battles to come.

This battle was a testament to their strength, their courage, and their will to protect the Earthrealm. It was a battle that would be remembered, a battle that was truly a 'Frozen Rivalry'.

And so, the story of Sub-Zero and Lui Kang continues, their rivalry shaping the destiny of the Earthrealm. In the world of Mortal Kombat, their tale is far from over.