What is the point of showing them

What is the point of showing them

There is something that I don't understand about this wannabe war. I don't really see the point of Kishi showing us the rest of the 7 Swordsman. I don't know why he bothered with Gin Kin gay bros. In fact I don't even see the point of showing us half of the dead characters in the manga. The way Kishi introduced them was cool and all but I feel that the manga has been terribly rushed and pushed beyond intentions. What is the point of showing them if you just killed them off-panel in the end? I hope Kishi has something up his sleeve,

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