Most played cards in R/G Beats:

1 Decks
Magma Jet
4 copies - 4 average
Sakura-Tribe Elder
4 copies - 4 average
Troll Ascetic
4 copies - 4 average
Eternal Witness
4 copies - 4 average
Naturalize
4 copies - 4 average
Birds of Paradise
4 copies - 4 average
Sword of Fire and Ice
3 copies - 3 average
Boil
3 copies - 3 average
Blood Moon
3 copies - 3 average
Pyroclasm
3 copies - 3 average
Arc-Slogger
3 copies - 3 average
Plow Under
3 copies - 3 average
Genju of the Cedars
2 copies - 2 average
Grab the Reins
2 copies - 2 average
Kodama of the North Tree
2 copies - 2 average
Viridian Shaman
2 copies - 2 average
Sword of Light and Shadow
2 copies - 2 average
Shinka, the Bloodsoaked Keep
1 copies - 1 average
Okina, Temple to the Grandfathers
1 copies - 1 average
Kumano, Master Yamabushi
1 copies - 1 average