The above are all of the general rules for building a Magic: The Gathering deck
Being able to pay three mana to cast anything from the graveyard for a turn essentially translates to drawing a huge number of cards at a very low cost, but without the randomness that comes with actually drawing the cards
I have lost to affinity creatures while playing with this, I imagine Tasigur would be a common new card for this to fold to pretty hard should you still have it in your cubes
And sure enough, the Teenage Mutant Ninja Turtles set had one: Rat King, Verminister
Although there are many ways to win a game of MTG, the most common is to reduce your opponent's life total to zero by dealing combat damage with your creatures
Even though its still currently banned in official Commander play, this fantastic card is definitely one of the absolute best colorless cards MTG players can get for high-power tables