Most played cards in GW Aggro:

1 Decks
Dispatch
4 copies - 4 average
Beast Within
4 copies - 4 average
Melira, Sylvok Outcast
4 copies - 4 average
Divine Offering
4 copies - 4 average
Sword of Feast and Famine
4 copies - 4 average
Porcelain Legionnaire
4 copies - 4 average
Hex Parasite
4 copies - 4 average
Razorverge Thicket
4 copies - 4 average
Signal Pest
4 copies - 4 average
Puresteel Paladin
4 copies - 4 average
Mirran Crusader
4 copies - 4 average
Sword of War and Peace
3 copies - 3 average
Green Sun's Zenith
2 copies - 2 average
Apostle's Blessing
2 copies - 2 average
Mox Opal
2 copies - 2 average
Thrun, the Last Troll
2 copies - 2 average
Viridian Corrupter
1 copies - 1 average