Most played cards in Sultai Lands:

1 Decks
Chalice of the Void
4 copies - 4 average
Dryad of the Ilysian Grove
4 copies - 4 average
Ancient Tomb
4 copies - 4 average
Cavern of Souls
4 copies - 4 average
Green Sun's Zenith
4 copies - 4 average
Wasteland
4 copies - 4 average
Abrupt Decay
3 copies - 3 average
Once Upon a Time
3 copies - 3 average
Uro, Titan of Nature's Wrath
2 copies - 2 average
Damping Sphere
2 copies - 2 average
Wooded Foothills
2 copies - 2 average
Krosan Grip
2 copies - 2 average
Primeval Titan
2 copies - 2 average
Verdant Catacombs
2 copies - 2 average
Field of the Dead
2 copies - 2 average
Mox Diamond
2 copies - 2 average
Bayou
2 copies - 2 average
Plague Engineer
2 copies - 2 average
Valakut, the Molten Pinnacle
2 copies - 2 average
Tropical Island
2 copies - 2 average