Games are often won or lost on the back of good and bad variance and the ability to cast your commander after one too many boardwipes
Cast Lord of the Nazgl and immediately start protecting him with spells like Shore Up, Fake Your Own Death, or Negateeach of which triggers him to create a 3/3 Wraith token
Flawless Maneuver grants all creatures you control indestructible until end of turn, and you can cast it for free if you control your commander
Theres not a single more iconic creature type in Magic: The Gathering than the Elves that you can find on almost every plane
Diabolic Edict is also a valuable tool, especially against threats that are hard to remove with cards like Smother, such as Exalted Angel
And, finally, we come to the green-blue-red deck