Most played cards in Orzhov:

3 Decks
Marsh Flats
12 copies – 4 avg
Stoneforge Mystic
12 copies – 4 avg
Scrubland
10 copies – 3.33 avg
Grief
8 copies – 2.67 avg
Once Upon a Time
8 copies – 2.67 avg
Swords to Plowshares
8 copies – 2.67 avg
Ephemerate
8 copies – 2.67 avg
Malakir Rebirth
8 copies – 2.67 avg
Tidehollow Sculler
7 copies – 2.33 avg
Reanimate
6 copies – 2 avg
Fatal Push
6 copies – 2 avg
Karakas
5 copies – 1.67 avg
Undying Evil
4 copies – 1.33 avg
Windswept Heath\n1 Solitude
4 copies – 1.33 avg
Surgical Extraction
4 copies – 1.33 avg
Mother of Runes
4 copies – 1.33 avg
Wasteland\n2 Containment Priest
4 copies – 1.33 avg
Cavern of Souls
4 copies – 1.33 avg
Dark Confidant
4 copies – 1.33 avg
Kitesail Freebooter
4 copies – 1.33 avg