Most played cards in Lands:

6 Decks
Fastbond
24 copies - 4 average
Wasteland
21 copies - 3.5 average
Sphere of Resistance
20 copies - 3.33 average
Thespian's Stage
20 copies - 3.33 average
Life from the Loam
19 copies - 3.17 average
Collector Ouphe
18 copies - 3 average
Crop Rotation
17 copies - 2.83 average
Dark Depths
17 copies - 2.83 average
Thalia, Guardian of Thraben
16 copies - 2.67 average
Elvish Reclaimer
16 copies - 2.67 average
Ghost Quarter
16 copies - 2.67 average
Tireless Tracker
15 copies - 2.5 average
Exploration
15 copies - 2.5 average
Savannah
13 copies - 2.17 average
Force of Vigor
10 copies - 1.67 average
Windswept Heath
9 copies - 1.5 average
Leyline of the Void
8 copies - 1.33 average
Snow-Covered Forest
8 copies - 1.33 average
Verdant Catacombs
8 copies - 1.33 average
Choke
7 copies - 1.17 average