Since Sauron is going to be around for a while, you can make the most of those three other abilities, with Sauron watching from the battlefield, where is gaze can safely pierce cloud, shadow, earth, and flesh
Runner-Up : Hybrid Mana While creating Ravnica , I spent a lot of time thinking about multicolor
Fathom Fleet Captain is a great early evasive creature to trigger raid and you can sink your excess mana to make additional evasive pirates
Even a small amount of recursion can go a long way toward turning a good deck into a great one, and it can be achieved with very little effort
Lavinia is a strong part of the 99 of basically any Azorius deck
The second ability comes up far more often than I would have guessed initially, making blocks difficult as well as threatening lethal via trample during the late-game