Most played cards in Dimir Control:

2 Decks
Negate
7 copies - 3.5 average
Bloodchief's Thirst
5 copies - 2.5 average
Drown in the Loch
4 copies - 2 average
Temple of Deceit
4 copies - 2 average
Clearwater Pathway
4 copies - 2 average
Didn't Say Please
4 copies - 2 average
Extinction Event
4 copies - 2 average
Jungle Hollow
4 copies - 2 average
Mystical Dispute
4 copies - 2 average
Thornwood Falls
4 copies - 2 average
Essence Scatter
4 copies - 2 average
Cling to Dust
4 copies - 2 average
Elspeth's Nightmare
4 copies - 2 average
Solemn Simulacrum
4 copies - 2 average
Grasp of Darkness
4 copies - 2 average
Ugin, the Spirit Dragon
4 copies - 2 average
Omen of the Sea
4 copies - 2 average
Frantic Inventory
4 copies - 2 average
Shark Typhoon
4 copies - 2 average
Duress
4 copies - 2 average