Most played cards in Izzet:

1 Decks
Chief of the Foundry
4 copies - 4 average
Hangarback Walker
4 copies - 4 average
Ornithopter
4 copies - 4 average
Bomat Courier
4 copies - 4 average
Darksteel Citadel
4 copies - 4 average
Galvanic Bombardment
4 copies - 4 average
Spirebluff Canal
4 copies - 4 average
Smuggler's Copter
4 copies - 4 average
Ghostfire Blade
4 copies - 4 average
Thopter Engineer
4 copies - 4 average
Polluted Delta
4 copies - 4 average
Ensoul Artifact
4 copies - 4 average
Glint-Nest Crane
4 copies - 4 average
Shrapnel Blast
4 copies - 4 average
Stubborn Denial
3 copies - 3 average
Thopter Spy Network
2 copies - 2 average
Radiant Flames
2 copies - 2 average
Smoldering Marsh
1 copies - 1 average
Roast
1 copies - 1 average
Inventors' Fair
1 copies - 1 average