According to Magics official rules for the format, your commander must be a legendary creature
From Platinum to Diamond, each win counts as one tier ahead and one loss counts as one backward
For added fun, look for my Pokemon word cards to practice reading all of the Pokemon types
Thats sort of small when you consider it, but remember that this form is a projection of Emrakul onto the plane, not Emrakul herself
If you only want a quick decision, name the exact Dragonite print, write down the first Water attachment and first Lightning attachment, choose the partner's job, count the opponent's Bench before Draco Meteor, and keep a recovery turn after a knockout
As a strategy unique to Commander, Voltron decks will always be a consideration as their viability fluctuates within the metagame