Most played cards in The Hive Deck:

2 Decks
Disenchant
8 copies - 4 average
Tundra
8 copies - 4 average
Counterspell
8 copies - 4 average
Fellwar Stone
7 copies - 3.5 average
Underground Sea
6 copies - 3 average
Jayemdae Tome
6 copies - 3 average
Swords to Plowshares
5 copies - 2.5 average
Divine Offering
5 copies - 2.5 average
Tropical Island
5 copies - 2.5 average
Disrupting Scepter
4 copies - 2 average
City of Brass
4 copies - 2 average
The Abyss
3 copies - 1.5 average
Sylvan Library
3 copies - 1.5 average
Wrath of God
3 copies - 1.5 average
Red Elemental Blast
3 copies - 1.5 average
Icy Manipulator
3 copies - 1.5 average
Dust to Dust
2 copies - 1 average
Greater Realm of Preservation
2 copies - 1 average
Demonic Tutor
2 copies - 1 average
Mind Twist
2 copies - 1 average