Most played cards in GW Weenie:

1 Decks
Disenchant
4 copies - 4 average
Savannah
4 copies - 4 average
Swords to Plowshares
4 copies - 4 average
Icatian Javelineers
4 copies - 4 average
Whirling Dervish
4 copies - 4 average
Armageddon
4 copies - 4 average
Nafs Asp
4 copies - 4 average
Argothian Pixies
4 copies - 4 average
Savannah Lions
4 copies - 4 average
Llanowar Elves
4 copies - 4 average
Preacher
3 copies - 3 average
Circle of Protection: Red
2 copies - 2 average
Giant Growth
2 copies - 2 average
Pendelhaven
2 copies - 2 average
Avoid Fate
2 copies - 2 average
Spirit Link
2 copies - 2 average
Greater Realm of Preservation
1 copies - 1 average
Dust to Dust
1 copies - 1 average
Mishra's Factory
1 copies - 1 average
Wyluli Wolf
1 copies - 1 average