Most played cards in 5c Control:

1 Decks
Brainstorm
4 copies - 4 average
Prismatic Ending
4 copies - 4 average
Windswept Heath
4 copies - 4 average
Force of Will
4 copies - 4 average
Swords to Plowshares
4 copies - 4 average
Prismatic Vista
4 copies - 4 average
Misty Rainforest
4 copies - 4 average
Abundant Growth
4 copies - 4 average
Green Sun's Zenith
4 copies - 4 average
Ponder
4 copies - 4 average
Ice-Fang Coatl
4 copies - 4 average
Plague Engineer
3 copies - 3 average
Wasteland
3 copies - 3 average
Uro, Titan of Nature's Wrath
3 copies - 3 average
Flusterstorm
3 copies - 3 average
Pyroblast
3 copies - 3 average
Carpet of Flowers
2 copies - 2 average
Snow-Covered Island
2 copies - 2 average
Endurance
2 copies - 2 average
Snow-Covered Forest
2 copies - 2 average