Heracles

Heracles (ヘラクレス, Herakuresu) is a strange man that resides in the Greenstone forest in the Boin Archipelago. He is dressed in a beetle suit and uses a spear for combat. He saves Usopp twice, once from being attacked by a giant Hercules Beetle, and the other time from a Man Eating Plant. His attacks are apparently very fast.

Trivia

 * He often adds "n" to the end of sentence (in Japanese). For example, He call Usopp (Usoppu ウソップ) to Usoppun (Usoppun ウソップン), or himself is Heraclesun (Herakuresun, ヘラクレスン). He also have a habit repeat introduce himself again.
 * His name, Heracles, comes from the Greek Hero Heracles, known as Hercules in Rome, or rather from the Hercules Beetle.