Most played cards in Slivers:

5 Decks
Sinew Sliver
20 copies - 4 average
Sedge Sliver
20 copies - 4 average
Sliver Hive
20 copies - 4 average
Galerider Sliver
20 copies - 4 average
Aether Vial
20 copies - 4 average
Collected Company
20 copies - 4 average
Mutavault
20 copies - 4 average
Predatory Sliver
20 copies - 4 average
Cavern of Souls
19 copies - 3.8 average
Manaweft Sliver
18 copies - 3.6 average
Diffusion Sliver
17 copies - 3.4 average
Verdant Catacombs
16 copies - 3.2 average
Harmonic Sliver
15 copies - 3 average
Blur Sliver
11 copies - 2.2 average
Necrotic Sliver
10 copies - 2 average
Warping Wail
9 copies - 1.8 average
Sentinel Sliver
8 copies - 1.6 average
Syphon Sliver
7 copies - 1.4 average
Darkheart Sliver
6 copies - 1.2 average
Frenetic Sliver
6 copies - 1.2 average