Most played cards in Burn:

1 Decks
Anarchy
4 copies - 4 average
Incinerate
4 copies - 4 average
Fireblast
4 copies - 4 average
Firebolt
4 copies - 4 average
Ball Lightning
4 copies - 4 average
Lightning Bolt
4 copies - 4 average
Tormod's Crypt
4 copies - 4 average
Jackal Pup
4 copies - 4 average
Mogg Fanatic
3 copies - 3 average
Flame Rift
3 copies - 3 average
Pyroclasm
3 copies - 3 average
Grim Lavamancer
3 copies - 3 average
Price of Progress
3 copies - 3 average
Sulfuric Vortex
3 copies - 3 average
Sonic Burst
2 copies - 2 average
Black Vise
2 copies - 2 average
Gaea's Blessing
1 copies - 1 average
Reckless Abandon
1 copies - 1 average
Mishra's Factory
1 copies - 1 average
Cursed Scroll
1 copies - 1 average