All things considered, Greyfax feels dull, but that can be said of most any clue-based commanders lately, perhaps
One gripe of this deck however is that while it can put you ahead 9 times out of 10 and is very well-equipped to play out the long game, it struggles to close out the game and can do with some minor tweaks to give it more options to deliver the killing blow
Spells that can alter combat in your favor like Deceiver Exarch and Cryptic Command are especially valuable to let Marvo survive to attack again
When they do, well make sure to update this list.
3 Teval, The Balanced Scale = Infinite Death Triggers Commander The main commander of the Sultai Arisen preconstructed deck, Teval, the Balanced Scale is an enabler for an infinite loop that does a lot for you in a game of commander
Fortunately, there are many ways to ramp in almost every type of deck