Most played cards in Tooth and Nail:

1 Decks
Utopia Sprawl
4 copies - 4 average
Overgrowth
4 copies - 4 average
Windswept Heath
4 copies - 4 average
Wooded Foothills
4 copies - 4 average
Arbor Elf
4 copies - 4 average
Kiora's Follower
3 copies - 3 average
Tooth and Nail
3 copies - 3 average
Veil of Summer
3 copies - 3 average
Breeding Pool
3 copies - 3 average
Dismember
2 copies - 2 average
Collector Ouphe
2 copies - 2 average
Disdainful Stroke
2 copies - 2 average
Garruk Wildspeaker
2 copies - 2 average
Castle Garenbrig
2 copies - 2 average
Kiora, Master of the Depths
2 copies - 2 average
Hydroid Krasis
2 copies - 2 average
Tireless Tracker
2 copies - 2 average
Eternal Witness
2 copies - 2 average
Primal Command
2 copies - 2 average
Birds of Paradise
2 copies - 2 average