Most played cards in Counter Troll:

1 Decks
Counterspell
4 copies - 4 average
Lightning Bolt
4 copies - 4 average
Volcanic Island
4 copies - 4 average
Nevinyrral's Disk
4 copies - 4 average
Underground Sea
4 copies - 4 average
Sedge Troll
4 copies - 4 average
Mishra's Factory
4 copies - 4 average
Hymn to Tourach
4 copies - 4 average
Red Elemental Blast
3 copies - 3 average
City of Brass
3 copies - 3 average
Blue Elemental Blast
3 copies - 3 average
Shatter
3 copies - 3 average
Badlands
3 copies - 3 average
Maze of Ith
2 copies - 2 average
Terror
2 copies - 2 average
Strip Mine
1 copies - 1 average
Library of Alexandria
1 copies - 1 average
Control Magic
1 copies - 1 average
City in a Bottle
1 copies - 1 average
Disrupting Scepter
1 copies - 1 average