Most played cards in U/G Beats:

2 Decks
Vengevine
8 copies - 4 average
Unified Will
8 copies - 4 average
Misty Rainforest
8 copies - 4 average
Verdant Catacombs
8 copies - 4 average
Narcolepsy
8 copies - 4 average
Wolfbriar Elemental
8 copies - 4 average
Lotus Cobra
8 copies - 4 average
Nest Invader
8 copies - 4 average
Jace, the Mind Sculptor
8 copies - 4 average
Joraga Treespeaker
8 copies - 4 average
Deprive
6 copies - 3 average
River Boa
6 copies - 3 average
Vapor Snare
6 copies - 3 average
Khalni Garden
5 copies - 2.5 average
Tajuru Preserver
4 copies - 2 average
Paralyzing Grasp
4 copies - 2 average
Eldrazi Monument
4 copies - 2 average
Into the Roil
4 copies - 2 average
Scalding Tarn
4 copies - 2 average
Evolving Wilds
3 copies - 1.5 average