Most played cards in Plague Rats:

1 Decks
Plague Rats
10 copies - 10 average
Swords to Plowshares
4 copies - 4 average
Lightning Bolt
4 copies - 4 average
Hypnotic Specter
4 copies - 4 average
Scrubland
4 copies - 4 average
Hymn to Tourach
4 copies - 4 average
Badlands
4 copies - 4 average
Sedge Troll
4 copies - 4 average
Disenchant
4 copies - 4 average
Red Elemental Blast
3 copies - 3 average
Serra Angel
3 copies - 3 average
Plateau
3 copies - 3 average
City of Brass
3 copies - 3 average
Earthquake
2 copies - 2 average
Fireball
2 copies - 2 average
Preacher
1 copies - 1 average
Divine Offering
1 copies - 1 average
Greater Realm of Preservation
1 copies - 1 average
City in a Bottle
1 copies - 1 average
Equinox
1 copies - 1 average