Most played cards in Abzan:

4 Decks
Kor Skyfisher
12 copies - 3 average
Ash Barrens
12 copies - 3 average
Scoured Barrens
10 copies - 2.5 average
Commune with the Gods
8 copies - 2 average
Jungle Hollow
8 copies - 2 average
Tortured Existence
8 copies - 2 average
Golgari Brownscale
8 copies - 2 average
Duress
8 copies - 2 average
Castigate
8 copies - 2 average
Thraben Inspector
8 copies - 2 average
Chainer's Edict
8 copies - 2 average
Prophetic Prism
8 copies - 2 average
Orzhov Basilica
7 copies - 1.75 average
Radiant Fountain
6 copies - 1.5 average
Dead Weight
6 copies - 1.5 average
Pestilence
6 copies - 1.5 average
Crypt Rats
6 copies - 1.5 average
Prismatic Strands
6 copies - 1.5 average
Guardian of the Guildpact
5 copies - 1.25 average
Journey to Nowhere
5 copies - 1.25 average