Most played cards in UB Control:

2 Decks
Fatal Push
8 copies - 4 average
Disallow
8 copies - 4 average
Fetid Pools
8 copies - 4 average
Drowned Catacomb
8 copies - 4 average
Censor
8 copies - 4 average
Vraska's Contempt
7 copies - 3.5 average
Essence Scatter
7 copies - 3.5 average
Torrential Gearhulk
6 copies - 3 average
Duress
6 copies - 3 average
Negate
6 copies - 3 average
Essence Extraction
6 copies - 3 average
Hieroglyphic Illumination
5 copies - 2.5 average
Gifted Aetherborn
5 copies - 2.5 average
Search for Azcanta
5 copies - 2.5 average
Field of Ruin
4 copies - 2 average
The Scarab God
4 copies - 2 average
Evolving Wilds
4 copies - 2 average
Bontu's Last Reckoning
3 copies - 1.5 average
Glint-Sleeve Siphoner
3 copies - 1.5 average
Supreme Will
3 copies - 1.5 average