What books should I read if I want to learn how to write flashy and stylized fight scenes?
Just don't.
Yu-Gi-Oh! fan fiction tbqhfam
Anything by lee child or vince flynn
well, they do realistic ones. you might just want to watch a jet li movie and get a thesaurus
Lots and lots of fight description is all I remember from my early teenage obsession with the work of R.A. Salvatore
Naruto
Memorise as many onomatopoeic words as you can and learn useless, prolix synonyms for generic action adjectives. ("Alacritous" for "fast" and "habile" for "powerful" are two good ones to get you started.)