依据封包资讯，Fletcher有2阶段改二型态，可消耗资材切换(类似夕张特/夕张丁的模式)
Fletcher改 Mod.2 (全方位强化)
https://pbs.twimg.com/media/EYdJOUxWkAUarn0.png
https://pbs.twimg.com/media/EYdJOclWoAAq6zb.png
https://pbs.twimg.com/media/EYdJOlQWoAAO6bD.png
Fletcher Mk.II (对潜特化)
https://pbs.twimg.com/media/EYdJOWDXYAUCzOY.png
https://pbs.twimg.com/media/EYdJOfKXsAAfO8M.png
https://pbs.twimg.com/media/EYdJOn5XkAAhNF5.png
Johnston
https://pbs.twimg.com/media/EYdJQuxXsAE4gYk.png
https://pbs.twimg.com/media/EYdJQ4fWkAAVVQ1.png
海风改二
https://pbs.twimg.com/media/EYdJN80X0AQo6tW.png
https://pbs.twimg.com/media/EYdJOXGWsAEdx1F.png
涟改
https://pbs.twimg.com/media/EYdJASoWkAAs7Aa.png
https://pbs.twimg.com/media/EYdJAa_XYAAoyis.png
潮改二
https://pbs.twimg.com/media/EYdJGMtXsAEFJoz.png
https://pbs.twimg.com/media/EYdJGVIXQAAAtbk.png
天山一二型甲
https://pbs.twimg.com/media/EYczVHsWoAE1kEK.png
https://pbs.twimg.com/media/EYczVVWWsAAxBTA.png
RUR-4A Weapon Alpha改
https://pbs.twimg.com/media/EYczVXBWsAAq0Ly.png
https://pbs.twimg.com/media/EYczVovXkAAMDL6.png
533mm五连装鱼雷后期型
https://pbs.twimg.com/media/EYczVrIXsAIVCvC.png
https://pbs.twimg.com/media/EYczV44XgAAG49h.png
对潜短鱼雷(试作初期型)
https://pbs.twimg.com/media/EYczWMeWoAAqnUZ.png
https://pbs.twimg.com/media/EYczWayWkAEg6nX.png
新装备面板数值
https://pbs.twimg.com/media/EYdMigHXQAA0Br5.png
https://pbs.twimg.com/media/EYdMlNHXkAI5JH4.png
https://pbs.twimg.com/media/EYdMm9NWsAAAQMs.png
https://pbs.twimg.com/media/EYdMpDhWsAADiuv.png
新家具
https://pbs.twimg.com/media/EYc0i-sWsAA2Fcu.png
https://pbs.twimg.com/media/EYc0jHFWoAkcISF.png
https://pbs.twimg.com/media/EYc0isBX0AAMXJ5.png
https://pbs.twimg.com/media/EYc0jE0WsAAHZIp.png