Who is meta knights rival?

Im pretty sure its kirby in some games kirby fights meta knight but in others meta knight helps him or galactic knight possibly

I think its Wolfwrath (i think thats how u spell it)


Meta Knight Rules

Surely Kirby in some games and Wolfwrath in the anime, but let's think about it: if he's a Star Warrior, his enemy must be Nightmare. Sometimes he fights againist Kirby to train him, not to kill him or something. And regarding Wolfwrath, he has a score to settle with him.