Most played cards in Grumpy:

1 Decks
Underground Sea
4 copies - 4 average
Badlands
4 copies - 4 average
Shatter
4 copies - 4 average
Lightning Bolt
4 copies - 4 average
Copper Tablet
4 copies - 4 average
Maze of Ith
4 copies - 4 average
City of Brass
4 copies - 4 average
Chain Lightning
4 copies - 4 average
Mishra's Factory
4 copies - 4 average
Underworld Dreams
4 copies - 4 average
The Abyss
3 copies - 3 average
Red Elemental Blast
3 copies - 3 average
Black Vise
3 copies - 3 average
Blue Elemental Blast
3 copies - 3 average
Sinkhole
2 copies - 2 average
Dark Ritual
2 copies - 2 average
Mox Ruby
1 copies - 1 average
Mox Sapphire
1 copies - 1 average
Black Lotus
1 copies - 1 average
Library of Alexandria
1 copies - 1 average