Third Battle of Inkwell Sea

The Third Battle of Inkwell Sea is the naval battle between Mugman,Ms. Chalice,their naval allies,Grand Alliance,the naval bosses and aerial bosses (from Cuphead game) versus ARVN mechas and Ngo Dinh Diem,which this battle is the third naval battle that ARVN sent their mecha to attack.

Only happened in during Operation Wallop that Army of the Republic of Vietnam sent their mechas (instead of using aircrafts or naval forces) to invade Inkwell Sea in third battle,located in itself.