Most played cards in Abzan:

4 Decks
Marsh Flats
12 copies - 3 average
Skyclave Apparition
9 copies - 2.25 average
Tarmogoyf
8 copies - 2 average
Giver of Runes
8 copies - 2 average
Aether Vial
8 copies - 2 average
Verdant Catacombs
8 copies - 2 average
Tidehollow Sculler
8 copies - 2 average
Collected Company
8 copies - 2 average
Liliana of the Veil
7 copies - 1.75 average
Thoughtseize
6 copies - 1.5 average
Wasteland Strangler
6 copies - 1.5 average
Charming Prince
6 copies - 1.5 average
Fatal Push
6 copies - 1.5 average
Birds of Paradise
6 copies - 1.5 average
Inquisition of Kozilek
6 copies - 1.5 average
Blooming Marsh
5 copies - 1.25 average
Auriok Champion
5 copies - 1.25 average
Windswept Heath
5 copies - 1.25 average
Flickerwisp
5 copies - 1.25 average
Ashiok, Dream Render
5 copies - 1.25 average