Life total is the game plan here, the whole reason the deck exists.
Orzhov — draining life and grinding out value from creatures dying, often on both sides of the board, and the home of the community's "Aristocrats" archetype.
Orzhov Lifegain
19%(162 games, 64 decks)
Cards That Overperform in Lifegain
Not yet broken out by color identity specifically — these numbers are for Lifegain across Commander as a whole.