Most played cards in Gruul:

1 Decks
Vengevine
4 copies - 4 average
Seasoned Pyromancer
4 copies - 4 average
Windswept Heath
4 copies - 4 average
Wooded Foothills
4 copies - 4 average
Magus of the Moon
4 copies - 4 average
Utopia Sprawl
4 copies - 4 average
Arbor Elf
4 copies - 4 average
Bonecrusher Giant
4 copies - 4 average
Bloodbraid Elf
4 copies - 4 average
Wheel of Sun and Moon
3 copies - 3 average
Stomping Ground
3 copies - 3 average
Obstinate Baloth
2 copies - 2 average
Collector Ouphe
2 copies - 2 average
Slagstorm
2 copies - 2 average
Trinisphere
2 copies - 2 average
Glorybringer
2 copies - 2 average
Cindervines
2 copies - 2 average
Kiora, Behemoth Beckoner
2 copies - 2 average
Ox of Agonas
2 copies - 2 average
Klothys, God of Destiny
2 copies - 2 average