Duel on Banaro Island

Banaro Incident: An event that took place between chapter 440-441

History
This event's origin can go way back to the time when Blackbeard was under Whitebeard in attempt to search for an Fruit he desires. One day a 4th division captain name Satchi found the fruit, for Blackbeard to claim it, he killed Satchi. Blackbeard took the fruit and fleed. Ace was assign to go after him and kill him.

Banaro Invasion
Blackbeard and his crews invades a small isle called Banaro Island. They knock out and kill most of the citizens residing there, after which they proceed to plunder the island. Most citizens run to the hills, away from the town to escape from the Pirates. Blackbeard had heard that Luffy has a Bounty of 300M Bellies. Blackbead and his crew prepares to leave only to be stopped by Ace who was sitting on the building, telling him to wait up.

Heat is Up
Blackbeard attempted to get Ace to join his crew but he refused. After that, Van Auger rudely shot at Ace, next Jesus Burgess lifted an hotel building and attempted to smash Ace only for him to use his Mera Mera no Mi ability to burn the buliding before it hit him. Blackbeard angrily told his crew to stand down as a fireball suddenly struck him. When Blackbeard stood up, he ordered his crews to leave the town while he takes care of Ace. Blackbeard knew why Ace wanted to kill him and made no excuse of it. Blackbeard explained why he killed Satchi and unleashed a dark energy; exclaiming "I Am Darkness!!"