Most played cards in Slivers:

1 Decks
Swords to Plowshares
4 copies - 4 average
City of Brass
4 copies - 4 average
Shared Triumph
4 copies - 4 average
Flooded Strand
4 copies - 4 average
Disenchant
4 copies - 4 average
Tormod's Crypt
4 copies - 4 average
Blade Sliver
4 copies - 4 average
Muscle Sliver
4 copies - 4 average
Crystalline Sliver
4 copies - 4 average
Metallic Sliver
4 copies - 4 average
Winged Sliver
3 copies - 3 average
Null Rod
3 copies - 3 average
Fire // Ice
3 copies - 3 average
Undiscovered Paradise
2 copies - 2 average
Gemstone Mine
2 copies - 2 average
Tundra
2 copies - 2 average
Pyroblast
2 copies - 2 average
Thran Quarry
2 copies - 2 average
Tropical Island
2 copies - 2 average
Volcanic Island
1 copies - 1 average