Most played cards in Death and Taxes:

481 Decks
Thalia, Guardian of Thraben
1899 copies - 3.95 average
Wasteland
1891 copies - 3.93 average
Swords to Plowshares
1887 copies - 3.92 average
Aether Vial
1833 copies - 3.81 average
Stoneforge Mystic
1811 copies - 3.77 average
Rishadan Port
1775 copies - 3.69 average
Mother of Runes
1775 copies - 3.69 average
Flickerwisp
1672 copies - 3.48 average
Karakas
1520 copies - 3.16 average
Snow-Covered Plains
1383 copies - 2.88 average
Recruiter of the Guard
1163 copies - 2.42 average
Skyclave Apparition
830 copies - 1.73 average
Rest in Peace
818 copies - 1.7 average
Deafening Silence
768 copies - 1.6 average
Phyrexian Revoker
726 copies - 1.51 average
Council's Judgment
699 copies - 1.45 average
Spirit of the Labyrinth
660 copies - 1.37 average
Surgical Extraction
649 copies - 1.35 average
Path to Exile
598 copies - 1.24 average
Sanctum Prelate
598 copies - 1.24 average