In the entire Solo Leveling series, there is no shortage of intense combat, but if we had to pick the best, most satisfying, and most stirring solo battle in the community, it would definitely be Solo Leveling Jinwoo vs Ant King on Jeju Island. This was not just a battle, but the moment a legend was born: When “the weakest hunter in the world” stepped out of the shadows and declared: “I play at a different level.”
Ant King – The Nightmare That Swallowed Jeju Island
The Ant King is a monster that surpasses anything that has ever appeared: speed, physical strength, and intelligence are all top S++. As the leader of the mutant ant colony on Jeju Island, he has massacred hundreds of high-level hunters, including Goto Ryuji - the strongest S-rank in Japan.

No one could stop him. Until Jinwoo appeared.
Jinwoo to Jeju – Alone, No Summons, No Fear
Without waiting for a summons, without needing teammates, Jinwoo swapped balls to go to Jeju, after sensing danger from Cha Hae-In. Fans had the chance to "scream" when Jinwoo swapped balls to go to Jeju at the end of episode 11 and... that's it. Viewers have to wait a week for episode 12 to air. They are looking forward to the hottest battle of season 2 with King Ant, one of his strongest opponents (and later subordinates).
The moment the darkness opened up and Jinwoo stepped out from behind the hunters was one of the climax scenes of episode 12 of the anime.
No explanation. No greeting. Just an overwhelming presence.

The ultimate solo battle – When Ant King meets an "insurmountable wall"
Solo Leveling Jinwoo vs Ant King match with breathtaking quality.
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Ant King's speed and power once made S-rank panic. But Jinwoo easily dodged the attack, counterattacking with murderous intent.

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Shadow Soldiers were not the center of the battle. Jinwoo almost soloed with his individual skills.
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He didn't "kill" him right away. He forced Ant King to taste fear, to understand what absolute distance was.

From a “prey”, Jinwoo became a true hunter. And Ant King, who had never known defeat, was crushed by the combination of light speed and Rasaka's Fang weapon.
The moment of establishing the No. 1 hunter status
Through Solo Leveling Jinwoo vs Ant King, Ant King's death is not just a personal victory. It is a symbol of the transfer of power in the hunter world.
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Jinwoo is officially recognized as an international S-rank hunter.
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Cha Hae-In completely trusts Jinwoo, willing to leave the guild to join his team.
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The entire hunter community from Korea to Japan was shocked.
This is the match that redefines individual strength in Solo Leveling, where the system is no longer the fulcrum, but Jinwoo himself is the most "overpowered passive".

Why is “Solo Leveling Jinwoo vs Ant King” iconic?
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Jinwoo showed his full power for the first time in front of a large number of S-rank hunters.
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The tipping battle between a former E-rank hunter and an S++-rank enemy.
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Redefining strength: without system buffs, Jinwoo still wins.
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Solo Convergence: Strategic, Calm, and Resolute.
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A stepping stone for the rise of Shadow Monarch, the soul of the series.
Fans don't just remember it for the one-shot that killed the Ant King. Fans remember it for the emotion: Jinwoo stepped out of the shadows, protected the people he cared about, and confronted the one the entire hunter world feared.

The turning point opens a new chapter
After Solo Leveling Jinwoo vs Ant King, Jinwoo is no longer a lone player. He becomes a new force, countering the Monarchs and Rulers, the entities that will shape the war in the next part.
Solo Leveling Season 2 premiered in late 2025 and ended after this battle. The episode successfully recreated the aura of the Jeju battle, from the beautiful animation to the heart-pounding sound when Jinwoo delivered the finishing move.
The audience continues to wait for season 3 to release to see Jinwoo again - the one who brings darkness and light in one form.
Solo Leveling Jinwoo vs Ant King is not just a battle. It is a testament to the limit-breaking of a hunter and a declaration that: even if you start from the bottom of society, if you don't give up, you will rise to the top - like Sung Jinwoo.