Most played cards in G/W Aggro:

5 Decks
Qasali Pridemage
18 copies - 3.6 average
Gaddock Teeg
17 copies - 3.4 average
Temple Garden
17 copies - 3.4 average
Path to Exile
16 copies - 3.2 average
Noble Hierarch
16 copies - 3.2 average
Kitchen Finks
12 copies - 2.4 average
Umezawa's Jitte
12 copies - 2.4 average
Kataki, War's Wage
12 copies - 2.4 average
Chalice of the Void
11 copies - 2.2 average
Great Sable Stag
11 copies - 2.2 average
Troll Ascetic
10 copies - 2 average
Misty Rainforest
10 copies - 2 average
Ethersworn Canonist
9 copies - 1.8 average
9 copies - 1.8 average
Celestial Purge
8 copies - 1.6 average
Tarmogoyf
7 copies - 1.4 average
Knight of the Reliquary
7 copies - 1.4 average
Rule of Law
6 copies - 1.2 average
Mutavault
6 copies - 1.2 average
Tormod's Crypt
6 copies - 1.2 average