Most played cards in Stiflenought:

6 Decks
Phyrexian Dreadnought
20 copies - 3.33 average
Brainstorm
20 copies - 3.33 average
Stifle
20 copies - 3.33 average
Ponder
20 copies - 3.33 average
Wasteland
20 copies - 3.33 average
Force of Will
20 copies - 3.33 average
Dress Down
19 copies - 3.17 average
Misty Rainforest
19 copies - 3.17 average
Swords to Plowshares
16 copies - 2.67 average
Flooded Strand
16 copies - 2.67 average
Uro, Titan of Nature's Wrath
14 copies - 2.33 average
Tropical Island
13 copies - 2.17 average
Daze
11 copies - 1.83 average
Tundra
11 copies - 1.83 average
Hydroblast
10 copies - 1.67 average
Prismatic Ending
9 copies - 1.5 average
Carpet of Flowers
9 copies - 1.5 average
Collector Ouphe
9 copies - 1.5 average
Containment Priest
8 copies - 1.33 average
Surgical Extraction
7 copies - 1.17 average