That's four by my count

Perfection is near You wanted mercy not from maine Stand up only going to get messier Sorry brother you would in my way That may do for some So the perfection who's next You and rust the failed blades You taught me too well master Don't stop now yes And then there were four I think Four who's next Zedd says hello and goodbye It should not have come to this said And that is why I am the one They too will call me master