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Tactician in Another World: Setting Rules to Build the Ultimate Order

作者: 月影
掲載日:2026/06/17

"No attack magic, no swordsmanship. You are worthless to our noble family!"


Act, a young man exiled to the frontier as a failure, possessed a hidden weapon: his memories as a junior soccer coach from his past life. Along with it, he was granted a unique skill, [Rule Making]—the power to enforce absolute regulations within a designated area.


"If three or more enemies cluster together, their stats drop by 90%."

"If allies maintain spatial awareness and tactical distance, their power triples."


By utilizing modern tactical theory and game mechanics, he completely outsmarts the muscle-brained bandits and elite knights of this fantasy world! Watch as a supposedly useless skill turns a ragtag group of villagers into the world's most formidable strategic army. A refreshing tactical comedy fantasy begins!

"No attack magic, no decent swordsmanship. And your innate skill is... [Rule Making]? What kind of pathetic, obscure ability is that? Our noble house has no use for a weakling who cannot fight!"


With those cold words from my aristocratic father, I was stripped of my status and exiled to the barren frontier with nothing but the clothes on my back.


In my past life, I was a junior soccer coach.

I didn't have the flashy talent of a star player, but when it came to teaching kids "how to use space" and "tactical awareness," I was confident I could outmatch anyone.


And now, in this new world, I was granted [Rule Making].

It was an ability that allowed me to set unique regulations within a specified area, forcing anyone inside to comply. To anyone else, it seemed utterly useless for combat.


"...Wait a minute. Depending on how I use this, couldn't it become the ultimate tactical weapon?"


In the remote village where I was exiled, I gathered the local youths who had nowhere else to go and formed a small defense order.

There were only ten of them, all sons of farmers who had never even held a sword.


Before long, a notorious bandit group from the nearby mountains launched a raid on us.

Their numbers were around fifty.

In a head-on collision, our ragtag group would be annihilated in seconds. It was an overwhelming disparity in numbers.


"C-Captain! The enemy is charging straight at us! What do we do?!"

"Everyone, stay calm and follow my instructions perfectly. Formation: 'Compact Block.' Bunch up together and leave absolutely no gaps between you."


I had my frightened men pack tightly into the center.

Seeing this, the bandit leader burst into a vulgar laugh.


"Gwahahaha! Look at them, clumping up like frightened sheep! Surround them and wipe them out all at once!"


The bandits swarmed around us, closing in from all sides.

It was the exact equivalent of what we called "bunch soccer" in my previous life—where every single kid blindly rushes toward the ball without any sense of positioning.


Every single enemy was now clustered within my line of sight. —Perfect range.


"[Rule Making], deploy. Target area: fifty-meter radius centered on me."


A sharp chime echoed in my mind, confirming the activation.


"Rule Definition: [Anti-Clumping]. Effective immediately within this zone, if three or more individuals cluster within a two-meter radius of one another, their physical capabilities and mana outputs will be reduced by 90%."


—THUD!


In the very next instant, the fierce momentum of the charging bandits vanished. They froze in place as if time itself had slowed down.

Those who had bunched too close to their comrades suddenly couldn't even support their own body weight, dropping heavily to their knees.


"W-What is this?! My body... it feels like lead...!"

"Damn it, I can't channel my mana?!"


The bandits fell into a state of pure panic.

They couldn't see the rule I had established. They had simply swarmed according to their baser instincts, and as a competitive disadvantage built into the zone, they were now defeating themselves.


"Alright, everyone. The enemy's movement has completely stopped. Here is our rule."


I declared the next phase to my men, activating the buff I had pre-configured for them.


"Ally Rule Definition: [Delay and Cover]. Assign one mark per person. As long as you maintain a proper tactical distance of five meters from each other, your attack power and movement speed will be multiplied by three."


Taking a step back and recognizing the open space, the young villagers of my order suddenly found their bodies enveloped in an explosive, silver aura.


"Go! Run into the open space and take them down one by one!"

"U-Oooooh!"


The boys, who had been complete amateurs just moments ago, blurred across the wasteland at terrifying speeds.

With the bandits paralyzed by their own crowding, my knights navigated the space flawlessly, picking them off with surgical precision, as if moving pieces on a chessboard.


"Y-You monster...! What kind of magic is this?!"


The bandit leader collapsed to the ground, trembling violently as he glared up at me.

I simply looked down at him with the cool, detached eyes of a coach analyzing a tactical board.


"I didn't use any magic. I simply redefined the rules of the game. In a game where clumping up means instant defeat, you simply lost on strategy."


In less than ten minutes, the fifty-man bandit group was utterly dismantled.

Casualties on our side: zero.


As my men stood around in dazed disbelief, I quietly opened my notebook and jotted down a few notes for our next training curriculum.


"Next time, maybe I'll test an 'Intercept Rule'—increasing damage whenever they successfully cut off an enemy's passing lane..."


Utterly crushing the muscle-brained fighters of this fantasy world using modern sports science and tactical theory.

The legend of an unnamed frontier order rising to become the world's most feared tactical army began right here.

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