Then let's get the Millstone rolling
Rather than pumping up the army of Nazgl, Witch-King, Bringer of Ruin is simply just a great card in Commander
For example, FF4 's Cecil and Kain both have their stories told in their respective cards - Cecil starts as a dark knight that loses the owner life and transforms into a paladin with lifelink to restore what was lost, whereas the complex character that is Kain betrays the party and becomes an enemy, which is represented by being a card that changes owners
It might be a little too color-heavy, but Future Sight would let us do more of the same
What is the rarest card of all time
It's a great deck for starters, not just because of the limited colors, but because it helps teach a wide range of mechanics in a simple-to-understand manner