Don't be angry, I know barely enough about One Piece and Devilfruits to make this happen.
Admiral Tionne was on the bridge of the vessel he had inherited from his predecessor, who had died of a stroke from too much rum. He had to admire how many luxuries were inside the ship. Evey chair had soft leather, the floor was marble... Everything on the interior was loot from one treasure fleet or another. And this raid was no different. He remembered the day he first saw her in drydock...
"An airship that can't fly is just a ship. A ship without crew is a wreck. A fully crewed Phoenix Rising class airship duo is a terrifying sight to behold! Introducing the Steel-Vanguard Industries Moray-III 'Phoenix' class airships! With a missile swarm that shuts down its foes, several massive high caliber cannons, and a railgun that fires shells at a whopping 1400 meters a second, this vessel can destroy all but the toughest of foes! In addition to its extreme caliber of firepower, It comes standard with the most powerful Laser Anti Munitions System money can buy, and is covered in strength ten, very powerful shields! Her top speed is seventy four meters a second, making it able to outrun many a foe!"
From the first day he saw her in London, he knew she was his. The admiralty just couldn't be trusted with this kind of technology. And so, he hatched a plan. In the end, his plan succeeded, but he had to settle for being second in command until recently. Now, his dreams achieved, he heads for battle..