He managed to bite Luffy before he landed a kick on him. Fast enough to keep up with several marines. He applied several bites that caused damage to Luffy. He easily dealt with Zoro, grabbing him by the neck. Destroyed a cannon ball with his teeth. He destroyed Bell-mère's gun with his teeth. Defeated several marines during his revenge. Kiribachi: A saw-shaped sword with sharp teeth similar to a shark's teeth. Shark on Haguruma: Arlong attacks his opponent with his teeth as he spins. Tooth Gum: Arlong pulls out its rapidly growing teeth and uses them as weapons in its hands to attack. Shark on Tooth: Arlong launches himself towards the opponent at high speed, intending to bite him using his sharp teeth. Shark on Darts: Arlong propels himself at his opponent at top speed, intending to impale them with his nose. Aquatic Advantage: Due to being a fish man, he is stronger underwater, due to his greater mobility and control of the scenery below. Superhuman Physique: A fish man naturally has more physical strength than an ordinary human. In Arlong Park, Arlong bribed a marine known as Nezumi, who ended up taking all the money Nami raised, which made Luffy angry about this situation and thus went into a confrontation with Arlong, where, in a moment, they went thrown to the room where Nami did the nautical charts, thus, Luffy realized what he needed to do to help Nami and, thus, destroyed Arlong Park, defeating Arlong together, who, after that, ended up being arrested. When Nami returned from her travels with the Straw Hats. Arlong was then arrested in Impel Down, where, some time later, after recruiting Jinbe to the Shichibukai, Arlong was eventually released, to East Blue, where he ended up dominating an island that had the village Cocoyasi, killing a ex-marine named Bell-mère who did not pay the required price to stay alive and forced Nami to become part of his crew as a cartographer, where he promised to leave the village if it raised an amount of 100,000,000 Belly. After Fisher Tiger's death, Arlong, enraged by the betrayal that led to his captain's death, returned to Foolshout Island in an attempt to murder all its citizens in revenge, but Vice Admiral Borsalino defeated and captured him. Defeating several marines along the way, the sun pirates ended up finding a girl named Koala, in which they decided to help her find her mother, however, Arlong wanted to kill her as she would cause them trouble for being a human, however, Tiger prevented that. During a battle with the Marines, Arlong was surprised by Jinbe's brutality towards them, continuing to beat them long after they had lost consciousness. After Fisher Tiger attacked Mary Geoise, became an enemy of the World Government, and formed the Sun Pirates, Arlong and his crew integrated with Tiger's crew. On Fishman Island, Arlong usually spent his time teaching younger fishmen, like Hody, to hate humans.
When he was 25 years old, he formed his own team. During his childhood, Arlong grew up in the Fishman District along with Jinbe, Macro and Fisher Tiger.