Most played cards in Slivers:

3 Decks
Sinew Sliver
12 copies - 4 average
Sedge Sliver
12 copies - 4 average
Mutavault
12 copies - 4 average
Sliver Hive
12 copies - 4 average
Collected Company
12 copies - 4 average
Predatory Sliver
12 copies - 4 average
Aether Vial
12 copies - 4 average
Galerider Sliver
12 copies - 4 average
Diffusion Sliver
11 copies - 3.67 average
Manaweft Sliver
11 copies - 3.67 average
Cavern of Souls
11 copies - 3.67 average
Verdant Catacombs
10 copies - 3.33 average
Harmonic Sliver
9 copies - 3 average
Blur Sliver
6 copies - 2 average
Sentinel Sliver
6 copies - 2 average
Necrotic Sliver
6 copies - 2 average
Frenetic Sliver
4 copies - 1.33 average
Warping Wail
4 copies - 1.33 average
Path to Exile
4 copies - 1.33 average
Darkheart Sliver
4 copies - 1.33 average