The big thing that sets this commander apart is that you have the +3/+2 bonus to your colorless creatures right out of the command zone, so theres some incentive to build a colorless creature deck.You can even fill the deck with artifacts to get the bonus, but youll probably stick with eldrazi due to the bonus synergies
(2017-08-25) If you don't put the top card of your library into your hand, you put it back on top of your library without revealing it
Since you're already playing silver-border cards anyway, you might as well also use Infinity Elemental and try to make your opponent kill themselves with it
Battle for Baldurs Gate: Artifacts & Lands Take a rest, foul Tarnished, for we are nearly through
(A creature with menace can't be blocked except by two or more creatures.) Artifact Artifact (CTRL to add secondary) Creature Mardu Siegebreaker Deathtouch, haste When this creature enters, exile up to one other target creature you control until this creature leaves the battlefield