Most played cards in UW Control:

2 Decks
 ↓ Celestial Colonnade
8 copies – 4 avg
↓ Field of Ruin
8 copies – 4 avg
↓ Flooded Strand
8 copies – 4 avg
↓ Path to Exile
8 copies – 4 avg
↓ Preordain
8 copies – 4 avg
↓ Cryptic Command
6 copies – 3 avg
↓ Snapcaster Mage
5 copies – 2.5 avg
↓ Detention Sphere
4 copies – 2 avg
↓ Glacial Fortress
4 copies – 2 avg
↓ Hallowed Fountain
4 copies – 2 avg
↓ Jace, the Mind Sculptor
4 copies – 2 avg
↓ Supreme Verdict
4 copies – 2 avg
↓ Rest in Peace
4 copies – 2 avg
↓ Stony Silence
4 copies – 2 avg
↓ Mana Leak
3 copies – 1.5 avg
↓ Negate
3 copies – 1.5 avg
↓ Search for Azcanta
3 copies – 1.5 avg
↓ Spell Snare
3 copies – 1.5 avg
↓ Teferi, Hero of Dominaria
3 copies – 1.5 avg
↓ Timely Reinforcements
3 copies – 1.5 avg