Most played cards in Stiflenought:

1 Decks
Stifle
4 copies - 4 average
Flooded Strand
4 copies - 4 average
Phyrexian Dreadnought
4 copies - 4 average
Wasteland
4 copies - 4 average
Force of Will
4 copies - 4 average
Polluted Delta
4 copies - 4 average
Brainstorm
4 copies - 4 average
Delver of Secrets
4 copies - 4 average
Dark Confidant
4 copies - 4 average
Thoughtseize
3 copies - 3 average
Ponder
3 copies - 3 average
Spell Pierce
3 copies - 3 average
Daze
3 copies - 3 average
Flusterstorm
2 copies - 2 average
Misdirection
2 copies - 2 average
Toxic Deluge
2 copies - 2 average
Chill
2 copies - 2 average
Spellskite
2 copies - 2 average
Surgical Extraction
2 copies - 2 average
Vision Charm
2 copies - 2 average