Most played cards in Sligh:

1 Decks
Bloodstained Mire
4 copies - 4 average
Goblin Cadets
4 copies - 4 average
Wooded Foothills
4 copies - 4 average
Wasteland
4 copies - 4 average
Lava Dart
4 copies - 4 average
Fireblast
4 copies - 4 average
Incinerate
4 copies - 4 average
Jackal Pup
4 copies - 4 average
Mogg Fanatic
4 copies - 4 average
Ball Lightning
4 copies - 4 average
Firebolt
4 copies - 4 average
Lightning Bolt
4 copies - 4 average
Red Elemental Blast
3 copies - 3 average
Pyroblast
3 copies - 3 average
Sulfuric Vortex
3 copies - 3 average
Grim Lavamancer
3 copies - 3 average
Anarchy
2 copies - 2 average
Flaring Pain
2 copies - 2 average
Cursed Scroll
1 copies - 1 average