Most played cards in Orzhov:

3 Decks
Marsh Flats
12 copies - 4 average
Stoneforge Mystic
12 copies - 4 average
Scrubland
10 copies - 3.33 average
Swords to Plowshares
8 copies - 2.67 average
Once Upon a Time
8 copies - 2.67 average
Ephemerate
8 copies - 2.67 average
Grief
8 copies - 2.67 average
Malakir Rebirth
8 copies - 2.67 average
Tidehollow Sculler
7 copies - 2.33 average
Fatal Push
6 copies - 2 average
Reanimate
6 copies - 2 average
Karakas
5 copies - 1.67 average
Windswept Heath
5 copies - 1.67 average
Cavern of Souls
4 copies - 1.33 average
Wasteland
4 copies - 1.33 average
Aether Vial
4 copies - 1.33 average
Surgical Extraction
4 copies - 1.33 average
Dark Confidant
4 copies - 1.33 average
Mother of Runes
4 copies - 1.33 average
Phyrexian Revoker
4 copies - 1.33 average