SSBU: Metaknight Dimensional Cape Dodges Final Smash

This video showcases how Metaknight can use the Invincibility frames on his Down B to dodge entire attacks, include most Final Smashes.

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It works even better because I'm pretty sure he says "Fool." when he teleports. Imagine preparing your super attack and he just goes "fool" and disappears before it hits, reappearing unscathed immediately after.