A person who wields something, especially power(noun)
A manager(noun)
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Use "wielder" in a sentence
"But the wielder is just as thick? on January 20, 2009 at 6: 12 pm | Reply Carter Magna"
"All the other characters have only their fists, save for Chou'un Shiryuu (the sword wielder who always has her eyes closed)."
"Each word in the lexicon, though technically equal to any other, derived its potency from its gelastic index - a calculation consisting of letter count, syllabic complexity, and its mirthpoint, as experienced by the word's wielder."