Our own Jason Alt already built a deck around him which you can check out here - Saruman's Caress of Steal | Article by Jason Alt (coolstuffinc.com)
If you don't mind playing mono blue, it's one of the best MTG Commanders for any mill-dedicated decks, granting mill cards the extra power they need to take on Commander's chunky decks
Summary Fighting lets green cards deal with creatures more directly
An additional 5% of Play Boosters feature art cards with a gold-stamped artist signature or Planeswalker symbol
The Archfiend combo is another example, I am now playing the Archfiend combo, but in a deck that looks very different from anything I or others were trying when the combo first came on the scene and a lot of that has to do with the meta changing to one where Archfiend is well positioned
It gives you a lot more power becausegiving your full team unblockable wins games, gets triggers, and slays Planeswalkers with equal aplomb