here are a few clone cannon characters were see in the book from the high ranking officer to back ground troopers

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Commander/ captain rex   

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captain vaughn 

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commander Fox 

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Captain Mayday 

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Captain Wilco 

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captain howzer 

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delta squad

RC-1138, also known by his nickname "Boss,"

RC-1140, nicknamed "Fixer,"

RC-1262, nicknamed "Scorch," ( may be as he wasin bad batch)

RC-1207, nicknamed "Sev,

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Commander gregor

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Commander jet

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commander Thorn

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commander Cody

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waxer and boil

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Tup

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 Kix

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Hardcase

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ARC trooper Jessie 

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ARC trooper fives

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commander wolffe

comment 

sinker 

boost

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clone force 99 aka the bad batch

Hunter

Echo

Crosshairs

Wrecker

Tech

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with more to add later on threw out the story