Mercenaries of the Myriad Worlds

At first, he thought his body had simply been digitized.

But after killing his first ninja in Naruto, he discovered that he could grow stronger by killing powerful members of hostile factions.

At last, he threw away all scruples and became a mercenary who could casually turn anyone into an ally, then just as casually make them an enemy again. He raced down the road to getting himself killed, speeding ever onward along a path with no turning back.

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