Most played cards in Tax Control:

3 Decks
Disenchant
12 copies – 4 avg
Swords to Plowshares
12 copies – 4 avg
Land Tax
11 copies – 3.67 avg
Power Sink
8 copies – 2.67 avg
Ivory Tower
8 copies – 2.67 avg
Fellwar Stone
7 copies – 2.33 avg
Sylvan Library
6 copies – 2 avg
Mishra's Factory
6 copies – 2 avg
Winds of Change
6 copies – 2 avg
Red Elemental Blast
6 copies – 2 avg
Wrath of God
5 copies – 1.67 avg
City of Brass
4 copies – 1.33 avg
Blue Elemental Blast
4 copies – 1.33 avg
Erhnam Djinn
4 copies – 1.33 avg
Savannah
4 copies – 1.33 avg
Birds of Paradise
4 copies – 1.33 avg
Serra Angel
4 copies – 1.33 avg
Strip Mine
3 copies – 1 avg
Elves of Deep Shadow
3 copies – 1 avg
Dark Heart of the Wood
3 copies – 1 avg