The 'Balance' between the Marines-Yonko-Shichibukai was just made up by the WG to give the world a sense of peace, but the WG could destroy any one they want at any time. Just like they did in the Void Century.
Dragon knows this and wants to trigger the WG to reveal themself. The holy knights taking stage is the first step.
Dragon knows this and wants to trigger the WG to reveal themself. The holy knights taking stage is the first step.