Most played cards in UW Control:

5 Decks
 ↓ Celestial Colonnade
20 copies – 4 avg
↓ Path to Exile
20 copies – 4 avg
↓ Field of Ruin
20 copies – 4 avg
↓ Flooded Strand
20 copies – 4 avg
↓ Cryptic Command
15 copies – 3 avg
↓ Detention Sphere
12 copies – 2.4 avg
↓ Supreme Verdict
12 copies – 2.4 avg
↓ Spell Snare
12 copies – 2.4 avg
↓ Preordain
12 copies – 2.4 avg
↓ Vendilion Clique
11 copies – 2.2 avg
↓ Rest in Peace
10 copies – 2 avg
↓ Stony Silence
10 copies – 2 avg
↓ Hallowed Fountain
10 copies – 2 avg
↓ Glacial Fortress
9 copies – 1.8 avg
↓ Celestial Purge
8 copies – 1.6 avg
↓ Negate
8 copies – 1.6 avg
↓ Kitchen Finks
8 copies – 1.6 avg
↓ Snapcaster Mage
8 copies – 1.6 avg
↓ Wall of Omens
8 copies – 1.6 avg
↓ Restoration Angel
6 copies – 1.2 avg