Most played cards in RW Aggro:

1 Decks
Disenchant
4 copies - 4 average
Jackal Pup
4 copies - 4 average
Mogg Fanatic
4 copies - 4 average
Plateau
4 copies - 4 average
Wooded Foothills
4 copies - 4 average
Incinerate
4 copies - 4 average
Lightning Bolt
4 copies - 4 average
Fireblast
4 copies - 4 average
Grim Lavamancer
4 copies - 4 average
Chain Lightning
4 copies - 4 average
Null Rod
3 copies - 3 average
Price of Progress
3 copies - 3 average
Tormod's Crypt
3 copies - 3 average
Pyroblast
3 copies - 3 average
Bloodstained Mire
3 copies - 3 average
Meltdown
2 copies - 2 average
Red Elemental Blast
2 copies - 2 average
Goblin Cadets
2 copies - 2 average
Fork
2 copies - 2 average
Balance
1 copies - 1 average