Most played cards in Fauna Naya:

2 Decks
Noble Hierarch
8 copies - 4 average
Arid Mesa
8 copies - 4 average
Razorverge Thicket
8 copies - 4 average
Vengevine
8 copies - 4 average
Woolly Thoctar
8 copies - 4 average
Knight of the Reliquary
8 copies - 4 average
Bloodbraid Elf
8 copies - 4 average
Fauna Shaman
8 copies - 4 average
Cunning Sparkmage
8 copies - 4 average
Birds of Paradise
8 copies - 4 average
Raging Ravine
7 copies - 3.5 average
Verdant Catacombs
7 copies - 3.5 average
Linvala, Keeper of Silence
6 copies - 3 average
Qasali Pridemage
6 copies - 3 average
Tectonic Edge
5 copies - 2.5 average
Copperline Gorge
4 copies - 2 average
Sun Titan
4 copies - 2 average
Forked Bolt
3 copies - 1.5 average
Ajani Vengeant
2 copies - 1 average
Path to Exile
2 copies - 1 average