(!) May contain headcanon!

Spoilers!!

“A man as magnificent and fleeting as his bubbles.”

— Wamuu on Caesar Zeppeli, Battle Tendency Chapter 48

Caesar Anthonio Zeppeli (シーザー・アントニオ・ツェペリ Shīzā Аntonio Tseperi) is the deuteragonist introduced in Battle Tendency.

Caesar is an Italian Hamon user and disciple of Lisa Lisa. He is the grandson of Will Anthonio Zeppeli and fights against the Pillar Men alongside his allies and teachers to honor his heritage as a Zeppeli.

Source: https://jjba.fandom.com/en-us/wiki/Caesar_Anthonio_Zeppeli