Seven Warlords

Dracule Mihawk

"Hawk Eyes" Dracule Mihawk

One of the Seven Warlords of the Sea, he is the world's greatest swordsman. Momo wishes to succeed him.

Curb-Stomp Battle: He utterly trashes Momo in their first fight.
It Amused Me: This is the reason he went after Don Krieg's armada.
World's Strongest Man: He is the world's greatest swordsman.
Worthy Opponent: Though the fight was a Curb-Stomp Battle in his favor, he was still impressed by Momo and her friends to give them his respect.

Sir Crocodile

The second of the Seven Warlords to be met, who is secretly the enigmatic Mr. 0, leader of Baroque Works.

Big Bad Wannabe: He is dangerous and is tyrannical of Arabasta, he is small potatoes to the other Warlords and even fails to get Pluton.
Caught Monologuing: Izuku doesn't give him a chance to get a word in on his speeches and Motive Rant.
Evil Is Petty: He regularly sent sandstorms to Yuba to dry up the oasis just to torment the old man who's been digging to restore the oasis.
It's All About Me: He always looks out for number one, pressing Izuku's Berserk Button by trying to kill Robin when they were still partners.
Sand Blaster: He controls sand.
Villain with Good Publicity: He has Arabasta wrapped around his finger.
Why Won't You Die?: Repeatedly assumes Izuku is dead, and after being proven wrong again and again, he starts shouting this trope's name.

Donquixote Doflamingo

One of the Seven Warlords, who is brought in to discuss Crocodile's defeat and one of the most dreaded men among the Grand Line.

Agent Peacock: Dresses extremely extravagant and is quite dangerous.
The Dreaded: People fear him throughout the Grand Line.
Psychopathic Manchild: Ziggy writes him off as a brat on a thirty-year-long temper tantrum.

Jinbe

Another of the Seven Warlords of the Sea, a Fishman of the Sun Pirates who joined on the condition of Arlong's freedom.

The Ghost: He hasn't appeared yet.
Small Role, Big Impact: Despite not showing up yet, his actions ensured Arlong's freedom.