本帅世界无敌帅本萌宇宙无敌萌
[bĕn shuài shì jiè wú dí shuài bĕn méng yŭ zhòu wú dí méng]
The name literally means 'The most handsome in the world and cutest in the universe.' It's an exaggerated self-appellation that highlights supreme confidence or self-praise of one’s physical appearance and charm.