In no particular order
Sanji
Usopp
Doflamingo
Blackbeard
Whitebeard
Honorable mentions: Luffy (got ruined by Wano), Zoro (is an archetypal character amazingly executed, but still too archetypal for my tastes), Fisher tiger, Kyros, Nico Robin, Crocodile, Noland, Jinbe, Kuzan, Fujitora, Buggy.